1171058240 has 56 divisors (see below), whose sum is σ = 3042099072. Its totient is φ = 425838080.

The previous prime is 1171058221. The next prime is 1171058249. The reversal of 1171058240 is 428501711.

It is not an unprimeable number, because it can be changed into a prime (1171058249) 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, 162824 + ... + 169863.

Almost surely, 2^1171058240 is an apocalyptic number.

1171058240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1171058240 is an abundant number, since it is smaller than the sum of its proper divisors (1871040832).

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

1171058240 is a wasteful number, since it uses less digits than its factorization.

1171058240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332715 (or 332705 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 29.

The square root of 1171058240 is about 34220.7282213573. The cubic root of 1171058240 is about 1054.0458388561.

Adding to 1171058240 its reverse (428501711), we get a palindrome (1599559951).

The spelling of 1171058240 in words is "one billion, one hundred seventy-one million, fifty-eight thousand, two hundred forty".