1167255011 has 8 divisors (see below), whose sum is σ = 1283790144. Its totient is φ = 1054540800.

The previous prime is 1167254993. The next prime is 1167255013. The reversal of 1167255011 is 1105527611.

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 1167255011 - 2²² = 1163060707 is a prime.

It is a super-2 number, since 2×1167255011² = 2724968521409220242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1167255013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 954590 + ... + 955811.

It is an arithmetic number, because the mean of its divisors is an integer number (160473768).

Almost surely, 2^1167255011 is an apocalyptic number.

1167255011 is a deficient number, since it is larger than the sum of its proper divisors (116535133).

1167255011 is a wasteful number, since it uses less digits than its factorization.

1167255011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1910461.

The product of its (nonzero) digits is 2100, while the sum is 29.

The square root of 1167255011 is about 34165.1139468318. The cubic root of 1167255011 is about 1052.9035315077.

The spelling of 1167255011 in words is "one billion, one hundred sixty-seven million, two hundred fifty-five thousand, eleven".