1172670011 has 4 divisors (see below), whose sum is σ = 1173273024. Its totient is φ = 1172067000.

The previous prime is 1172669959. The next prime is 1172670041. The reversal of 1172670011 is 1100762711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1100762711 = 41 ⋅26847871.

It is a cyclic number.

It is not a de Polignac number, because 1172670011 - 2¹⁴ = 1172653627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1172670041) 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, 298580 + ... + 302481.

It is an arithmetic number, because the mean of its divisors is an integer number (293318256).

Almost surely, 2^1172670011 is an apocalyptic number.

1172670011 is a deficient number, since it is larger than the sum of its proper divisors (603013).

1172670011 is an equidigital number, since it uses as much as digits as its factorization.

1172670011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603012.

The product of its (nonzero) digits is 588, while the sum is 26.

The square root of 1172670011 is about 34244.2697542231. The cubic root of 1172670011 is about 1054.5291913323.

The spelling of 1172670011 in words is "one billion, one hundred seventy-two million, six hundred seventy thousand, eleven".