1137078450 has 144 divisors (see below), whose sum is σ = 3240197376. Its totient is φ = 285379200.

The previous prime is 1137078421. The next prime is 1137078463. The reversal of 1137078450 is 548707311.

1137078450 is a `hidden beast` number, since 1 + 137 + 0 + 78 + 450 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 515049 + ... + 517251.

Almost surely, 2^1137078450 is an apocalyptic number.

1137078450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1137078450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1620098688).

1137078450 is an abundant number, since it is smaller than the sum of its proper divisors (2103118926).

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

1137078450 is a wasteful number, since it uses less digits than its factorization.

1137078450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2289 (or 2281 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 36.

The square root of 1137078450 is about 33720.5938559807. The cubic root of 1137078450 is about 1043.7507717493.

The spelling of 1137078450 in words is "one billion, one hundred thirty-seven million, seventy-eight thousand, four hundred fifty".