346130987 has 2 divisors, whose sum is σ = 346130988. Its totient is φ = 346130986.

The previous prime is 346130977. The next prime is 346131001. The reversal of 346130987 is 789031643.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 346130987 - 2⁴ = 346130971 is a prime.

It is not a weakly prime, because it can be changed into another prime (346130947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173065493 + 173065494.

It is an arithmetic number, because the mean of its divisors is an integer number (173065494).

Almost surely, 2^346130987 is an apocalyptic number.

346130987 is a deficient number, since it is larger than the sum of its proper divisors (1).

346130987 is an equidigital number, since it uses as much as digits as its factorization.

346130987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 346130987 is about 18604.5958569381. The cubic root of 346130987 is about 702.1234749785.

The spelling of 346130987 in words is "three hundred forty-six million, one hundred thirty thousand, nine hundred eighty-seven".