2623131047 has 2 divisors, whose sum is σ = 2623131048. Its totient is φ = 2623131046.

The previous prime is 2623131041. The next prime is 2623131083. The reversal of 2623131047 is 7401313262.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2623131047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2623131041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1311565523 + 1311565524.

It is an arithmetic number, because the mean of its divisors is an integer number (1311565524).

Almost surely, 2^2623131047 is an apocalyptic number.

2623131047 is a deficient number, since it is larger than the sum of its proper divisors (1).

2623131047 is an equidigital number, since it uses as much as digits as its factorization.

2623131047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 2623131047 is about 51216.5114684708. The cubic root of 2623131047 is about 1379.1346263600.

The spelling of 2623131047 in words is "two billion, six hundred twenty-three million, one hundred thirty-one thousand, forty-seven".