1502513423 has 2 divisors, whose sum is σ = 1502513424. Its totient is φ = 1502513422.

The previous prime is 1502513357. The next prime is 1502513447. The reversal of 1502513423 is 3243152051.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1502513423 - 2²⁶ = 1435404559 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1502513392 and 1502513401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1502513323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 751256711 + 751256712.

It is an arithmetic number, because the mean of its divisors is an integer number (751256712).

Almost surely, 2^1502513423 is an apocalyptic number.

1502513423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1502513423 is an equidigital number, since it uses as much as digits as its factorization.

1502513423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1502513423 is about 38762.2680321985. The cubic root of 1502513423 is about 1145.3532526868.

Adding to 1502513423 its reverse (3243152051), we get a palindrome (4745665474).

The spelling of 1502513423 in words is "one billion, five hundred two million, five hundred thirteen thousand, four hundred twenty-three".