1197400 has 24 divisors (see below), whose sum is σ = 2784420. Its totient is φ = 478880.

The previous prime is 1197389. The next prime is 1197407. The reversal of 1197400 is 47911.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1197407) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2794 + ... + 3193.

2^1197400 is an apocalyptic number.

1197400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1197400 is an abundant number, since it is smaller than the sum of its proper divisors (1587020).

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

1197400 is a wasteful number, since it uses less digits than its factorization.

1197400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6003 (or 5994 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 22.

The square root of 1197400 is about 1094.2577392918. The cubic root of 1197400 is about 106.1890538593.

Subtracting from 1197400 its sum of digits (22), we obtain a triangular number (1197378 = T₁₅₄₇).

The spelling of 1197400 in words is "one million, one hundred ninety-seven thousand, four hundred".