1125367131 has 32 divisors (see below), whose sum is σ = 1823772160. Its totient is φ = 602919936.

The previous prime is 1125367129. The next prime is 1125367141. The reversal of 1125367131 is 1317635211.

It is not a de Polignac number, because 1125367131 - 2¹ = 1125367129 is a prime.

It is a super-2 number, since 2×1125367131² = 2532902359070342322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1125367141) 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 31 ways as a sum of consecutive naturals, for example, 24165 + ... + 53241.

It is an arithmetic number, because the mean of its divisors is an integer number (56992880).

Almost surely, 2^1125367131 is an apocalyptic number.

1125367131 is a deficient number, since it is larger than the sum of its proper divisors (698405029).

1125367131 is a wasteful number, since it uses less digits than its factorization.

1125367131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29203.

The product of its digits is 3780, while the sum is 30.

The square root of 1125367131 is about 33546.4920818854. The cubic root of 1125367131 is about 1040.1550345183.

The spelling of 1125367131 in words is "one billion, one hundred twenty-five million, three hundred sixty-seven thousand, one hundred thirty-one".