1196287051 has 4 divisors (see below), whose sum is σ = 1210700232. Its totient is φ = 1181873872.

The previous prime is 1196287021. The next prime is 1196287061. The reversal of 1196287051 is 1507826911.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1196287051 - 2²⁵ = 1162732619 is a prime.

It is a super-2 number, since 2×1196287051² = 2862205416780553202, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1196286995 and 1196287013.

It is not an unprimeable number, because it can be changed into a prime (1196287021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7206466 + ... + 7206631.

It is an arithmetic number, because the mean of its divisors is an integer number (302675058).

Almost surely, 2^1196287051 is an apocalyptic number.

1196287051 is a deficient number, since it is larger than the sum of its proper divisors (14413181).

1196287051 is an equidigital number, since it uses as much as digits as its factorization.

1196287051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14413180.

The product of its (nonzero) digits is 30240, while the sum is 40.

The square root of 1196287051 is about 34587.3828295811. The cubic root of 1196287051 is about 1061.5614376630.

The spelling of 1196287051 in words is "one billion, one hundred ninety-six million, two hundred eighty-seven thousand, fifty-one".