1129937154 has 16 divisors (see below), whose sum is σ = 2320952448. Its totient is φ = 366466032.

The previous prime is 1129937153. The next prime is 1129937167. The reversal of 1129937154 is 4517399211.

It is not an unprimeable number, because it can be changed into a prime (1129937153) 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, 2544682 + ... + 2545125.

It is an arithmetic number, because the mean of its divisors is an integer number (145059528).

Almost surely, 2^1129937154 is an apocalyptic number.

1129937154 is an abundant number, since it is smaller than the sum of its proper divisors (1191015294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1129937154 is a wasteful number, since it uses less digits than its factorization.

1129937154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5089849.

The product of its digits is 68040, while the sum is 42.

The square root of 1129937154 is about 33614.5378370728. The cubic root of 1129937154 is about 1041.5611274606.

The spelling of 1129937154 in words is "one billion, one hundred twenty-nine million, nine hundred thirty-seven thousand, one hundred fifty-four".