351232073 has 2 divisors, whose sum is σ = 351232074. Its totient is φ = 351232072.

The previous prime is 351232061. The next prime is 351232097. The reversal of 351232073 is 370232153.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 252587449 + 98644624 = 15893^2 + 9932^2 .

It is a cyclic number.

It is not a de Polignac number, because 351232073 - 2¹⁶ = 351166537 is a prime.

It is not a weakly prime, because it can be changed into another prime (351232373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175616036 + 175616037.

It is an arithmetic number, because the mean of its divisors is an integer number (175616037).

Almost surely, 2^351232073 is an apocalyptic number.

It is an amenable number.

351232073 is a deficient number, since it is larger than the sum of its proper divisors (1).

351232073 is an equidigital number, since it uses as much as digits as its factorization.

351232073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 351232073 is about 18741.1865419455. The cubic root of 351232073 is about 705.5558368220. Note that the first 3 decimals are identical.

The spelling of 351232073 in words is "three hundred fifty-one million, two hundred thirty-two thousand, seventy-three".