1150457903 has 8 divisors (see below), whose sum is σ = 1315015680. Its totient is φ = 985951800.

The previous prime is 1150457899. The next prime is 1150457921. The reversal of 1150457903 is 3097540511.

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 1150457903 - 2² = 1150457899 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150457993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72218 + ... + 86696.

It is an arithmetic number, because the mean of its divisors is an integer number (164376960).

Almost surely, 2^1150457903 is an apocalyptic number.

1150457903 is a deficient number, since it is larger than the sum of its proper divisors (164557777).

1150457903 is a wasteful number, since it uses less digits than its factorization.

1150457903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25837.

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

The square root of 1150457903 is about 33918.4006551016. The cubic root of 1150457903 is about 1047.8285898469.

The spelling of 1150457903 in words is "one billion, one hundred fifty million, four hundred fifty-seven thousand, nine hundred three".