1129013546 has 4 divisors (see below), whose sum is σ = 1693520322. Its totient is φ = 564506772.

The previous prime is 1129013539. The next prime is 1129013657. The reversal of 1129013546 is 6453109211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 703045225 + 425968321 = 26515^2 + 20639^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282253385 + ... + 282253388.

Almost surely, 2^1129013546 is an apocalyptic number.

1129013546 is a deficient number, since it is larger than the sum of its proper divisors (564506776).

1129013546 is an equidigital number, since it uses as much as digits as its factorization.

1129013546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564506775.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 1129013546 is about 33600.7968060283. The cubic root of 1129013546 is about 1041.2772602219.

The spelling of 1129013546 in words is "one billion, one hundred twenty-nine million, thirteen thousand, five hundred forty-six".