312353043 has 16 divisors (see below), whose sum is σ = 420001920. Its totient is φ = 206478144.

The previous prime is 312353039. The next prime is 312353059. The reversal of 312353043 is 340353213.

It is a happy number.

It is not a de Polignac number, because 312353043 - 2² = 312353039 is a prime.

It is not an unprimeable number, because it can be changed into a prime (312353003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197028 + ... + 198606.

It is an arithmetic number, because the mean of its divisors is an integer number (26250120).

Almost surely, 2^312353043 is an apocalyptic number.

312353043 is a deficient number, since it is larger than the sum of its proper divisors (107648877).

312353043 is a wasteful number, since it uses less digits than its factorization.

312353043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2098.

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 312353043 is about 17673.5124692292. The cubic root of 312353043 is about 678.4980134245.

The spelling of 312353043 in words is "three hundred twelve million, three hundred fifty-three thousand, forty-three".