1156754130 has 128 divisors (see below), whose sum is σ = 3260694528. Its totient is φ = 257152512.

The previous prime is 1156754099. The next prime is 1156754147. The reversal of 1156754130 is 314576511.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1156754091 and 1156754100.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2299459 + ... + 2299961.

It is an arithmetic number, because the mean of its divisors is an integer number (25474176).

Almost surely, 2^1156754130 is an apocalyptic number.

1156754130 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 1156754130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1630347264).

1156754130 is an abundant number, since it is smaller than the sum of its proper divisors (2103940398).

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

1156754130 is a wasteful number, since it uses less digits than its factorization.

1156754130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800.

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 1156754130 is about 34011.0883389520. The cubic root of 1156754130 is about 1049.7366323587.

It can be divided in two parts, 115675 and 4130, that added together give a triangular number (119805 = T₄₈₉).

The spelling of 1156754130 in words is "one billion, one hundred fifty-six million, seven hundred fifty-four thousand, one hundred thirty".