312453103 has 2 divisors, whose sum is σ = 312453104. Its totient is φ = 312453102.

The previous prime is 312452983. The next prime is 312453107. The reversal of 312453103 is 301354213.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312453103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312453107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156226551 + 156226552.

It is an arithmetic number, because the mean of its divisors is an integer number (156226552).

Almost surely, 2^312453103 is an apocalyptic number.

312453103 is a deficient number, since it is larger than the sum of its proper divisors (1).

312453103 is an equidigital number, since it uses as much as digits as its factorization.

312453103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 312453103 is about 17676.3430324261. The cubic root of 312453103 is about 678.5704563057.

The spelling of 312453103 in words is "three hundred twelve million, four hundred fifty-three thousand, one hundred three".