612102641 has 2 divisors, whose sum is σ = 612102642. Its totient is φ = 612102640.

The previous prime is 612102607. The next prime is 612102677. The reversal of 612102641 is 146201216.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 365612641 + 246490000 = 19121^2 + 15700^2 .

It is a cyclic number.

It is not a de Polignac number, because 612102641 - 2⁶ = 612102577 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (612102691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306051320 + 306051321.

It is an arithmetic number, because the mean of its divisors is an integer number (306051321).

Almost surely, 2^612102641 is an apocalyptic number.

It is an amenable number.

612102641 is a deficient number, since it is larger than the sum of its proper divisors (1).

612102641 is an equidigital number, since it uses as much as digits as its factorization.

612102641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 612102641 is about 24740.7081749897. The cubic root of 612102641 is about 849.0659363340.

Adding to 612102641 its reverse (146201216), we get a palindrome (758303857).

The spelling of 612102641 in words is "six hundred twelve million, one hundred two thousand, six hundred forty-one".