1196531 has 6 divisors (see below), whose sum is σ = 1391940. Its totient is φ = 1025556.

The previous prime is 1196521. The next prime is 1196537. The reversal of 1196531 is 1356911.

It is not a de Polignac number, because 1196531 - 2¹⁸ = 934387 is a prime.

It is a super-2 number, since 2×1196531² = 2863372867922, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1196531.

It is not an unprimeable number, because it can be changed into a prime (1196537) 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, 12161 + ... + 12258.

It is an arithmetic number, because the mean of its divisors is an integer number (231990).

2^1196531 is an apocalyptic number.

1196531 is a deficient number, since it is larger than the sum of its proper divisors (195409).

1196531 is an equidigital number, since it uses as much as digits as its factorization.

1196531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24433 (or 24426 counting only the distinct ones).

The product of its digits is 810, while the sum is 26.

The square root of 1196531 is about 1093.8605944086. The cubic root of 1196531 is about 106.1633591263.

The spelling of 1196531 in words is "one million, one hundred ninety-six thousand, five hundred thirty-one".