1129247370 has 48 divisors (see below), whose sum is σ = 2971436832. Its totient is φ = 297502560.

The previous prime is 1129247369. The next prime is 1129247377. The reversal of 1129247370 is 737429211.

1129247370 is a `hidden beast` number, since 112 + 9 + 2 + 473 + 70 = 666.

It is not an unprimeable number, because it can be changed into a prime (1129247377) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68116 + ... + 83055.

It is an arithmetic number, because the mean of its divisors is an integer number (61904934).

Almost surely, 2^1129247370 is an apocalyptic number.

1129247370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1129247370 is an abundant number, since it is smaller than the sum of its proper divisors (1842189462).

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

1129247370 is a wasteful number, since it uses less digits than its factorization.

1129247370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151267 (or 151264 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 1129247370 is about 33604.2760671912. The cubic root of 1129247370 is about 1041.3491397279.

The spelling of 1129247370 in words is "one billion, one hundred twenty-nine million, two hundred forty-seven thousand, three hundred seventy".