1071670655 has 16 divisors (see below), whose sum is σ = 1404100224. Its totient is φ = 778738080.

The previous prime is 1071670637. The next prime is 1071670681. The reversal of 1071670655 is 5560761701.

It is not a de Polignac number, because 1071670655 - 2⁸ = 1071670399 is a prime.

It is a super-2 number, since 2×1071670655² = 2296955985576258050, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 62972 + ... + 78158.

It is an arithmetic number, because the mean of its divisors is an integer number (87756264).

Almost surely, 2^1071670655 is an apocalyptic number.

1071670655 is a deficient number, since it is larger than the sum of its proper divisors (332429569).

1071670655 is a wasteful number, since it uses less digits than its factorization.

1071670655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16486.

The product of its (nonzero) digits is 44100, while the sum is 38.

The square root of 1071670655 is about 32736.3812141782. The cubic root of 1071670655 is about 1023.3411693129.

The spelling of 1071670655 in words is "one billion, seventy-one million, six hundred seventy thousand, six hundred fifty-five".