68792153 has 2 divisors, whose sum is σ = 68792154. Its totient is φ = 68792152.

The previous prime is 68792107. The next prime is 68792197. The reversal of 68792153 is 35129786.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62853184 + 5938969 = 7928^2 + 2437^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-68792153 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 68792153.

It is not a weakly prime, because it can be changed into another prime (68792653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34396076 + 34396077.

It is an arithmetic number, because the mean of its divisors is an integer number (34396077).

Almost surely, 2^68792153 is an apocalyptic number.

It is an amenable number.

68792153 is a deficient number, since it is larger than the sum of its proper divisors (1).

68792153 is an equidigital number, since it uses as much as digits as its factorization.

68792153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 41.

The square root of 68792153 is about 8294.1035079145. The cubic root of 68792153 is about 409.7443438902.

The spelling of 68792153 in words is "sixty-eight million, seven hundred ninety-two thousand, one hundred fifty-three".