1151013031 has 12 divisors (see below), whose sum is σ = 1340754352. Its totient is φ = 967951296.

The previous prime is 1151013011. The next prime is 1151013047. The reversal of 1151013031 is 1303101511.

It is not a de Polignac number, because 1151013031 - 2¹⁹ = 1150488743 is a prime.

It is a super-2 number, since 2×1151013031² = 2649661995063613922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1151012996 and 1151013014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151013011) 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 11 ways as a sum of consecutive naturals, for example, 9606 + ... + 48931.

Almost surely, 2^1151013031 is an apocalyptic number.

1151013031 is a deficient number, since it is larger than the sum of its proper divisors (189741321).

1151013031 is an frugal number, since it uses more digits than its factorization.

1151013031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58650 (or 58597 counting only the distinct ones).

The product of its (nonzero) digits is 45, while the sum is 16.

The square root of 1151013031 is about 33926.5829549632. The cubic root of 1151013031 is about 1047.9970982453.

Adding to 1151013031 its reverse (1303101511), we get a palindrome (2454114542).

The spelling of 1151013031 in words is "one billion, one hundred fifty-one million, thirteen thousand, thirty-one".