1542936323 has 4 divisors (see below), whose sum is σ = 1544897640. Its totient is φ = 1540975008.

The previous prime is 1542936299. The next prime is 1542936359. The reversal of 1542936323 is 3236392451.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1542936323 - 2³⁰ = 469194499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1542936383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 979478 + ... + 981051.

It is an arithmetic number, because the mean of its divisors is an integer number (386224410).

Almost surely, 2^1542936323 is an apocalyptic number.

1542936323 is a deficient number, since it is larger than the sum of its proper divisors (1961317).

1542936323 is an equidigital number, since it uses as much as digits as its factorization.

1542936323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1961316.

The product of its digits is 116640, while the sum is 38.

The square root of 1542936323 is about 39280.2281434311. The cubic root of 1542936323 is about 1155.5338381667.

The spelling of 1542936323 in words is "one billion, five hundred forty-two million, nine hundred thirty-six thousand, three hundred twenty-three".