1155962045 has 8 divisors (see below), whose sum is σ = 1585319424. Its totient is φ = 792659664.

The previous prime is 1155962009. The next prime is 1155962053. The reversal of 1155962045 is 5402695511.

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 1155962045 - 2¹⁶ = 1155896509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16513709 + ... + 16513778.

It is an arithmetic number, because the mean of its divisors is an integer number (198164928).

Almost surely, 2^1155962045 is an apocalyptic number.

It is an amenable number.

1155962045 is a deficient number, since it is larger than the sum of its proper divisors (429357379).

1155962045 is an equidigital number, since it uses as much as digits as its factorization.

1155962045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33027499.

The product of its (nonzero) digits is 54000, while the sum is 38.

The square root of 1155962045 is about 33999.4418336537. The cubic root of 1155962045 is about 1049.4969759857.

The spelling of 1155962045 in words is "one billion, one hundred fifty-five million, nine hundred sixty-two thousand, forty-five".