1523342923 has 8 divisors (see below), whose sum is σ = 1590571008. Its totient is φ = 1456197864.

The previous prime is 1523342881. The next prime is 1523342927. The reversal of 1523342923 is 3292433251.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1523342923 - 2²¹ = 1521245771 is a prime.

It is a super-2 number, since 2×1523342923² = 4641147322108367858, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1523342927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18336 + ... + 58162.

It is an arithmetic number, because the mean of its divisors is an integer number (198821376).

Almost surely, 2^1523342923 is an apocalyptic number.

1523342923 is a deficient number, since it is larger than the sum of its proper divisors (67228085).

1523342923 is a wasteful number, since it uses less digits than its factorization.

1523342923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41513.

The product of its digits is 38880, while the sum is 34.

The square root of 1523342923 is about 39030.0259159535. The cubic root of 1523342923 is about 1150.6216986271.

The spelling of 1523342923 in words is "one billion, five hundred twenty-three million, three hundred forty-two thousand, nine hundred twenty-three".