1149151371 has 16 divisors (see below), whose sum is σ = 1556477568. Its totient is φ = 753984000.

The previous prime is 1149151313. The next prime is 1149151379. The reversal of 1149151371 is 1731519411.

It is not a de Polignac number, because 1149151371 - 2⁷ = 1149151243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1149151379) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320016 + ... + 323586.

It is an arithmetic number, because the mean of its divisors is an integer number (97279848).

Almost surely, 2^1149151371 is an apocalyptic number.

1149151371 is a deficient number, since it is larger than the sum of its proper divisors (407326197).

1149151371 is a wasteful number, since it uses less digits than its factorization.

1149151371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5242.

The product of its digits is 3780, while the sum is 33.

The square root of 1149151371 is about 33899.1352544575. The cubic root of 1149151371 is about 1047.4317796853.

The spelling of 1149151371 in words is "one billion, one hundred forty-nine million, one hundred fifty-one thousand, three hundred seventy-one".