1149634437 has 16 divisors (see below), whose sum is σ = 1799171712. Its totient is φ = 639178560.

The previous prime is 1149634433. The next prime is 1149634439. The reversal of 1149634437 is 7344369411.

It is not a de Polignac number, because 1149634437 - 2² = 1149634433 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1149634433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 739014 + ... + 740567.

It is an arithmetic number, because the mean of its divisors is an integer number (112448232).

Almost surely, 2^1149634437 is an apocalyptic number.

It is an amenable number.

1149634437 is a deficient number, since it is larger than the sum of its proper divisors (649537275).

1149634437 is a wasteful number, since it uses less digits than its factorization.

1149634437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1479628.

The product of its digits is 217728, while the sum is 42.

The square root of 1149634437 is about 33906.2595548374. The cubic root of 1149634437 is about 1047.5785279178.

The spelling of 1149634437 in words is "one billion, one hundred forty-nine million, six hundred thirty-four thousand, four hundred thirty-seven".