1047165245 has 8 divisors (see below), whose sum is σ = 1436112384. Its totient is φ = 718056144.

The previous prime is 1047165233. The next prime is 1047165307. The reversal of 1047165245 is 5425617401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1047165245 - 2⁶ = 1047165181 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 29919007 = 1047165245 / (1 + 0 + 4 + 7 + 1 + 6 + 5 + 2 + 4 + 5).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14959469 + ... + 14959538.

It is an arithmetic number, because the mean of its divisors is an integer number (179514048).

Almost surely, 2^1047165245 is an apocalyptic number.

It is an amenable number.

1047165245 is a deficient number, since it is larger than the sum of its proper divisors (388947139).

1047165245 is an equidigital number, since it uses as much as digits as its factorization.

1047165245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29919019.

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 1047165245 is about 32359.9327100660. The cubic root of 1047165245 is about 1015.4808547712.

The spelling of 1047165245 in words is "one billion, forty-seven million, one hundred sixty-five thousand, two hundred forty-five".