345732061 has 2 divisors, whose sum is σ = 345732062. Its totient is φ = 345732060.

The previous prime is 345732031. The next prime is 345732103. The reversal of 345732061 is 160237543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222188836 + 123543225 = 14906^2 + 11115^2 .

It is a cyclic number.

It is not a de Polignac number, because 345732061 - 2⁹ = 345731549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345732031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172866030 + 172866031.

It is an arithmetic number, because the mean of its divisors is an integer number (172866031).

Almost surely, 2^345732061 is an apocalyptic number.

It is an amenable number.

345732061 is a deficient number, since it is larger than the sum of its proper divisors (1).

345732061 is an equidigital number, since it uses as much as digits as its factorization.

345732061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 345732061 is about 18593.8715979217. The cubic root of 345732061 is about 701.8536320627.

The spelling of 345732061 in words is "three hundred forty-five million, seven hundred thirty-two thousand, sixty-one".