1540793051 has 8 divisors (see below), whose sum is σ = 1794131424. Its totient is φ = 1295760960.

The previous prime is 1540793047. The next prime is 1540793053. The reversal of 1540793051 is 1503970451.

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

It is not a de Polignac number, because 1540793051 - 2² = 1540793047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1540793053) 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 7 ways as a sum of consecutive naturals, for example, 2076170 + ... + 2076911.

It is an arithmetic number, because the mean of its divisors is an integer number (224266428).

Almost surely, 2^1540793051 is an apocalyptic number.

1540793051 is a deficient number, since it is larger than the sum of its proper divisors (253338373).

1540793051 is an equidigital number, since it uses as much as digits as its factorization.

1540793051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4153141.

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 1540793051 is about 39252.9368455406. The cubic root of 1540793051 is about 1154.9985447531.

The spelling of 1540793051 in words is "one billion, five hundred forty million, seven hundred ninety-three thousand, fifty-one".