1397100 has 36 divisors (see below), whose sum is σ = 4043144. Its totient is φ = 372480.

The previous prime is 1397087. The next prime is 1397101. The reversal of 1397100 is 17931.

It is not an unprimeable number, because it can be changed into a prime (1397101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2029 + ... + 2628.

2^1397100 is an apocalyptic number.

1397100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1397100 is an abundant number, since it is smaller than the sum of its proper divisors (2646044).

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

1397100 is a wasteful number, since it uses less digits than its factorization.

1397100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4674 (or 4667 counting only the distinct ones).

The product of its (nonzero) digits is 189, while the sum is 21.

The square root of 1397100 is about 1181.9898476721. The cubic root of 1397100 is about 111.7915980045.

The spelling of 1397100 in words is "one million, three hundred ninety-seven thousand, one hundred".