1401452100 has 216 divisors, whose sum is σ = 4647202560. Its totient is φ = 352535040.

The previous prime is 1401452089. The next prime is 1401452111. The reversal of 1401452100 is 12541041.

1401452100 is a `hidden beast` number, since 140 + 1 + 4 + 521 + 0 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (1401452089) and next prime (1401452111).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1634872 + ... + 1635728.

Almost surely, 2^1401452100 is an apocalyptic number.

1401452100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1401452100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2323601280).

1401452100 is an abundant number, since it is smaller than the sum of its proper divisors (3245750460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1401452100 is a wasteful number, since it uses less digits than its factorization.

1401452100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979 (or 969 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 1401452100 is about 37435.9733411594. The cubic root of 1401452100 is about 1119.0755818201.

Adding to 1401452100 its reverse (12541041), we get a palindrome (1413993141).

The spelling of 1401452100 in words is "one billion, four hundred one million, four hundred fifty-two thousand, one hundred".