1400133140 has 48 divisors (see below), whose sum is σ = 3377977344. Its totient is φ = 477523200.

The previous prime is 1400133139. The next prime is 1400133151. The reversal of 1400133140 is 413310041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 560 + ... + 52920.

It is an arithmetic number, because the mean of its divisors is an integer number (70374528).

Almost surely, 2^1400133140 is an apocalyptic number.

1400133140 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 1400133140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1688988672).

1400133140 is an abundant number, since it is smaller than the sum of its proper divisors (1977844204).

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

1400133140 is a wasteful number, since it uses less digits than its factorization.

1400133140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52568 (or 52566 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1400133140 is about 37418.3529835294. The cubic root of 1400133140 is about 1118.7244033968.

Adding to 1400133140 its reverse (413310041), we get a palindrome (1813443181).

The spelling of 1400133140 in words is "one billion, four hundred million, one hundred thirty-three thousand, one hundred forty".