76969141 has 2 divisors, whose sum is σ = 76969142. Its totient is φ = 76969140.

The previous prime is 76969121. The next prime is 76969157. The reversal of 76969141 is 14196967.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71470116 + 5499025 = 8454^2 + 2345^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76969141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76969121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38484570 + 38484571.

It is an arithmetic number, because the mean of its divisors is an integer number (38484571).

Almost surely, 2^76969141 is an apocalyptic number.

It is an amenable number.

76969141 is a deficient number, since it is larger than the sum of its proper divisors (1).

76969141 is an equidigital number, since it uses as much as digits as its factorization.

76969141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 43.

The square root of 76969141 is about 8773.2058564700. The cubic root of 76969141 is about 425.3752459792.

The spelling of 76969141 in words is "seventy-six million, nine hundred sixty-nine thousand, one hundred forty-one".