11864051 has 2 divisors, whose sum is σ = 11864052. Its totient is φ = 11864050.

The previous prime is 11864023. The next prime is 11864057. The reversal of 11864051 is 15046811.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11864051 is a prime.

It is a super-2 number, since 2×11864051² = 281511412261202, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11864051.

It is not a weakly prime, because it can be changed into another prime (11864057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5932025 + 5932026.

It is an arithmetic number, because the mean of its divisors is an integer number (5932026).

Almost surely, 2^11864051 is an apocalyptic number.

11864051 is a deficient number, since it is larger than the sum of its proper divisors (1).

11864051 is an equidigital number, since it uses as much as digits as its factorization.

11864051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 26.

The square root of 11864051 is about 3444.4231737694. The cubic root of 11864051 is about 228.0749920033.

The spelling of 11864051 in words is "eleven million, eight hundred sixty-four thousand, fifty-one".