1055660167 has 4 divisors (see below), whose sum is σ = 1055729376. Its totient is φ = 1055590960.

The previous prime is 1055660161. The next prime is 1055660183. The reversal of 1055660167 is 7610665501.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 7610665501 = 3023 ⋅2517587.

It is a cyclic number.

It is not a de Polignac number, because 1055660167 - 2¹⁵ = 1055627399 is a prime.

It is a super-2 number, since 2×1055660167² = 2228836776380935778, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055660161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 559 + ... + 45952.

It is an arithmetic number, because the mean of its divisors is an integer number (263932344).

Almost surely, 2^1055660167 is an apocalyptic number.

1055660167 is a deficient number, since it is larger than the sum of its proper divisors (69209).

1055660167 is an equidigital number, since it uses as much as digits as its factorization.

1055660167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69208.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 1055660167 is about 32490.9243789708. The cubic root of 1055660167 is about 1018.2194255679.

The spelling of 1055660167 in words is "one billion, fifty-five million, six hundred sixty thousand, one hundred sixty-seven".