1129702070 has 16 divisors (see below), whose sum is σ = 2323958688. Its totient is φ = 387326400.

The previous prime is 1129702039. The next prime is 1129702073. The reversal of 1129702070 is 702079211.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1129702073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8069231 + ... + 8069370.

It is an arithmetic number, because the mean of its divisors is an integer number (145247418).

Almost surely, 2^1129702070 is an apocalyptic number.

1129702070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1129702070 is an abundant number, since it is smaller than the sum of its proper divisors (1194256618).

1129702070 is a wasteful number, since it uses less digits than its factorization.

1129702070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16138615.

The product of its (nonzero) digits is 1764, while the sum is 29.

The square root of 1129702070 is about 33611.0408943252. The cubic root of 1129702070 is about 1041.4888900098.

The spelling of 1129702070 in words is "one billion, one hundred twenty-nine million, seven hundred two thousand, seventy".