75159013 has 2 divisors, whose sum is σ = 75159014. Its totient is φ = 75159012.

The previous prime is 75159011. The next prime is 75159061. The reversal of 75159013 is 31095157.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65561409 + 9597604 = 8097^2 + 3098^2 .

It is a cyclic number.

It is not a de Polignac number, because 75159013 - 2¹ = 75159011 is a prime.

Together with 75159011, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75159011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37579506 + 37579507.

It is an arithmetic number, because the mean of its divisors is an integer number (37579507).

Almost surely, 2^75159013 is an apocalyptic number.

It is an amenable number.

75159013 is a deficient number, since it is larger than the sum of its proper divisors (1).

75159013 is an equidigital number, since it uses as much as digits as its factorization.

75159013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4725, while the sum is 31.

The square root of 75159013 is about 8669.4297967052. The cubic root of 75159013 is about 422.0141595093.

The spelling of 75159013 in words is "seventy-five million, one hundred fifty-nine thousand, thirteen".