1397483100 has 216 divisors, whose sum is σ = 4870716032. Its totient is φ = 332812800.

The previous prime is 1397483093. The next prime is 1397483111. The reversal of 1397483100 is 13847931.

It is a happy number.

It is a super-2 number, since 2×1397483100² = 3905918029571220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 360774 + ... + 364626.

Almost surely, 2^1397483100 is an apocalyptic number.

1397483100 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 1397483100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2435358016).

1397483100 is an abundant number, since it is smaller than the sum of its proper divisors (3473232932).

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

1397483100 is a wasteful number, since it uses less digits than its factorization.

1397483100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3917 (or 3907 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 1397483100 is about 37382.9252466952. The cubic root of 1397483100 is about 1118.0181522756.

The spelling of 1397483100 in words is "one billion, three hundred ninety-seven million, four hundred eighty-three thousand, one hundred".