655341751 has 2 divisors, whose sum is σ = 655341752. Its totient is φ = 655341750.

The previous prime is 655341703. The next prime is 655341773. The reversal of 655341751 is 157143556.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 655341751 - 2²³ = 646953143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 655341751.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (655341781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327670875 + 327670876.

It is an arithmetic number, because the mean of its divisors is an integer number (327670876).

Almost surely, 2^655341751 is an apocalyptic number.

655341751 is a deficient number, since it is larger than the sum of its proper divisors (1).

655341751 is an equidigital number, since it uses as much as digits as its factorization.

655341751 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63000, while the sum is 37.

The square root of 655341751 is about 25599.6435717375. The cubic root of 655341751 is about 868.6055748320.

The spelling of 655341751 in words is "six hundred fifty-five million, three hundred forty-one thousand, seven hundred fifty-one".