612375061 has 2 divisors, whose sum is σ = 612375062. Its totient is φ = 612375060.

The previous prime is 612375047. The next prime is 612375097. The reversal of 612375061 is 160573216.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 575712036 + 36663025 = 23994^2 + 6055^2 .

It is a cyclic number.

It is not a de Polignac number, because 612375061 - 2⁹ = 612374549 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612375031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306187530 + 306187531.

It is an arithmetic number, because the mean of its divisors is an integer number (306187531).

Almost surely, 2^612375061 is an apocalyptic number.

It is an amenable number.

612375061 is a deficient number, since it is larger than the sum of its proper divisors (1).

612375061 is an equidigital number, since it uses as much as digits as its factorization.

612375061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 612375061 is about 24746.2130638205. The cubic root of 612375061 is about 849.1918783036.

The spelling of 612375061 in words is "six hundred twelve million, three hundred seventy-five thousand, sixty-one".