1072566155 has 8 divisors (see below), whose sum is σ = 1292701200. Its totient is φ = 854305056.

The previous prime is 1072566149. The next prime is 1072566161. The reversal of 1072566155 is 5516652701.

It is an interprime number because it is at equal distance from previous prime (1072566149) and next prime (1072566161).

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 1072566155 - 2⁴ = 1072566139 is a prime.

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, 467225 + ... + 469514.

It is an arithmetic number, because the mean of its divisors is an integer number (161587650).

Almost surely, 2^1072566155 is an apocalyptic number.

1072566155 is a deficient number, since it is larger than the sum of its proper divisors (220135045).

1072566155 is an equidigital number, since it uses as much as digits as its factorization.

1072566155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936973.

The product of its (nonzero) digits is 63000, while the sum is 38.

The square root of 1072566155 is about 32750.0558014792. The cubic root of 1072566155 is about 1023.6261284028.

The spelling of 1072566155 in words is "one billion, seventy-two million, five hundred sixty-six thousand, one hundred fifty-five".