1125742737 has 32 divisors (see below), whose sum is σ = 1850625792. Its totient is φ = 594008064.

The previous prime is 1125742729. The next prime is 1125742741. The reversal of 1125742737 is 7372475211.

It is not a de Polignac number, because 1125742737 - 2³ = 1125742729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1125742695 and 1125742704.

It is not an unprimeable number, because it can be changed into a prime (1125742747) 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 31 ways as a sum of consecutive naturals, for example, 10828 + ... + 48669.

It is an arithmetic number, because the mean of its divisors is an integer number (57832056).

Almost surely, 2^1125742737 is an apocalyptic number.

1125742737 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1125742737 is a deficient number, since it is larger than the sum of its proper divisors (724883055).

1125742737 is a wasteful number, since it uses less digits than its factorization.

1125742737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59577.

The product of its digits is 82320, while the sum is 39.

The square root of 1125742737 is about 33552.0899051013. The cubic root of 1125742737 is about 1040.2707434288.

The spelling of 1125742737 in words is "one billion, one hundred twenty-five million, seven hundred forty-two thousand, seven hundred thirty-seven".