1307426623 has 2 divisors, whose sum is σ = 1307426624. Its totient is φ = 1307426622.

The previous prime is 1307426597. The next prime is 1307426641. The reversal of 1307426623 is 3266247031.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1307426623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1307421623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 653713311 + 653713312.

It is an arithmetic number, because the mean of its divisors is an integer number (653713312).

Almost surely, 2^1307426623 is an apocalyptic number.

1307426623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1307426623 is an equidigital number, since it uses as much as digits as its factorization.

1307426623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 1307426623 is about 36158.3548160035. The cubic root of 1307426623 is about 1093.4672362790.

The spelling of 1307426623 in words is "one billion, three hundred seven million, four hundred twenty-six thousand, six hundred twenty-three".