345487007 has 2 divisors, whose sum is σ = 345487008. Its totient is φ = 345487006.

The previous prime is 345487003. The next prime is 345487061. The reversal of 345487007 is 700784543.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 345487007 - 2² = 345487003 is a prime.

It is a super-2 number, since 2×345487007² = 238722544011636098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345487003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172743503 + 172743504.

It is an arithmetic number, because the mean of its divisors is an integer number (172743504).

Almost surely, 2^345487007 is an apocalyptic number.

345487007 is a deficient number, since it is larger than the sum of its proper divisors (1).

345487007 is an equidigital number, since it uses as much as digits as its factorization.

345487007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 345487007 is about 18587.2807855264. The cubic root of 345487007 is about 701.6877688493.

The spelling of 345487007 in words is "three hundred forty-five million, four hundred eighty-seven thousand, seven".