345402751 has 2 divisors, whose sum is σ = 345402752. Its totient is φ = 345402750.

The previous prime is 345402721. The next prime is 345402781. The reversal of 345402751 is 157204543.

It is a balanced prime because it is at equal distance from previous prime (345402721) and next prime (345402781).

It is a cyclic number.

It is not a de Polignac number, because 345402751 - 2⁷ = 345402623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345402721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172701375 + 172701376.

It is an arithmetic number, because the mean of its divisors is an integer number (172701376).

Almost surely, 2^345402751 is an apocalyptic number.

345402751 is a deficient number, since it is larger than the sum of its proper divisors (1).

345402751 is an equidigital number, since it uses as much as digits as its factorization.

345402751 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 345402751 is about 18585.0141511918. The cubic root of 345402751 is about 701.6307226024.

The spelling of 345402751 in words is "three hundred forty-five million, four hundred two thousand, seven hundred fifty-one".