11902739 has 2 divisors, whose sum is σ = 11902740. Its totient is φ = 11902738.

The previous prime is 11902717. The next prime is 11902757. The reversal of 11902739 is 93720911.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (93720911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11902739 - 2²⁰ = 10854163 is a prime.

It is a Chen prime.

It is equal to p₇₈₂₀₆₉ and since 11902739 and 782069 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (11902769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5951369 + 5951370.

It is an arithmetic number, because the mean of its divisors is an integer number (5951370).

Almost surely, 2^11902739 is an apocalyptic number.

11902739 is a deficient number, since it is larger than the sum of its proper divisors (1).

11902739 is an equidigital number, since it uses as much as digits as its factorization.

11902739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402, while the sum is 32.

The square root of 11902739 is about 3450.0346375073. The cubic root of 11902739 is about 228.3226362344.

The spelling of 11902739 in words is "eleven million, nine hundred two thousand, seven hundred thirty-nine".