75159361 has 2 divisors, whose sum is σ = 75159362. Its totient is φ = 75159360.

The previous prime is 75159341. The next prime is 75159367. The reversal of 75159361 is 16395157.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69205761 + 5953600 = 8319^2 + 2440^2 .

It is a cyclic number.

It is not a de Polignac number, because 75159361 - 2¹⁵ = 75126593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 75159361.

It is not a weakly prime, because it can be changed into another prime (75159367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37579680 + 37579681.

It is an arithmetic number, because the mean of its divisors is an integer number (37579681).

Almost surely, 2^75159361 is an apocalyptic number.

It is an amenable number.

75159361 is a deficient number, since it is larger than the sum of its proper divisors (1).

75159361 is an equidigital number, since it uses as much as digits as its factorization.

75159361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28350, while the sum is 37.

The square root of 75159361 is about 8669.4498672061. The cubic root of 75159361 is about 422.0148108426.

The spelling of 75159361 in words is "seventy-five million, one hundred fifty-nine thousand, three hundred sixty-one".