1173167140 has 48 divisors (see below), whose sum is σ = 2534805504. Its totient is φ = 455760000.

The previous prime is 1173167113. The next prime is 1173167147. The reversal of 1173167140 is 417613711.

It is a super-2 number, since 2×1173167140² = 2752642276751559200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1173167147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 554685 + ... + 556795.

It is an arithmetic number, because the mean of its divisors is an integer number (52808448).

Almost surely, 2^1173167140 is an apocalyptic number.

1173167140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1173167140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1267402752).

1173167140 is an abundant number, since it is smaller than the sum of its proper divisors (1361638364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1173167140 is a wasteful number, since it uses less digits than its factorization.

1173167140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2908 (or 2906 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 31.

The square root of 1173167140 is about 34251.5275571762. The cubic root of 1173167140 is about 1054.6781855009.

The spelling of 1173167140 in words is "one billion, one hundred seventy-three million, one hundred sixty-seven thousand, one hundred forty".