75939151 has 2 divisors, whose sum is σ = 75939152. Its totient is φ = 75939150.

The previous prime is 75939137. The next prime is 75939163. The reversal of 75939151 is 15193957.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75939151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75939251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37969575 + 37969576.

It is an arithmetic number, because the mean of its divisors is an integer number (37969576).

Almost surely, 2^75939151 is an apocalyptic number.

75939151 is a deficient number, since it is larger than the sum of its proper divisors (1).

75939151 is an equidigital number, since it uses as much as digits as its factorization.

75939151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42525, while the sum is 40.

The square root of 75939151 is about 8714.3072587556. The cubic root of 75939151 is about 423.4692819134.

The spelling of 75939151 in words is "seventy-five million, nine hundred thirty-nine thousand, one hundred fifty-one".