1138507150 has 72 divisors (see below), whose sum is σ = 2340709560. Its totient is φ = 411681600.

The previous prime is 1138507109. The next prime is 1138507159. The reversal of 1138507150 is 517058311.

It is a super-2 number, since 2×1138507150² = 2592397061202245000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1138507159) 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 35 ways as a sum of consecutive naturals, for example, 1372936 + ... + 1373764.

It is an arithmetic number, because the mean of its divisors is an integer number (32509855).

Almost surely, 2^1138507150 is an apocalyptic number.

1138507150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1138507150 is an abundant number, since it is smaller than the sum of its proper divisors (1202202410).

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

1138507150 is a wasteful number, since it uses less digits than its factorization.

1138507150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090 (or 1074 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 31.

The square root of 1138507150 is about 33741.7715895298. The cubic root of 1138507150 is about 1044.1877344506.

The spelling of 1138507150 in words is "one billion, one hundred thirty-eight million, five hundred seven thousand, one hundred fifty".