1139457407 has 16 divisors (see below), whose sum is σ = 1254879648. Its totient is φ = 1026055680.

The previous prime is 1139457401. The next prime is 1139457413. The reversal of 1139457407 is 7047549311.

It is an interprime number because it is at equal distance from previous prime (1139457401) and next prime (1139457413).

It is a cyclic number.

It is not a de Polignac number, because 1139457407 - 2⁶ = 1139457343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1139457401) 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, 594683 + ... + 596595.

It is an arithmetic number, because the mean of its divisors is an integer number (78429978).

Almost surely, 2^1139457407 is an apocalyptic number.

1139457407 is a deficient number, since it is larger than the sum of its proper divisors (115422241).

1139457407 is a wasteful number, since it uses less digits than its factorization.

1139457407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2410.

The product of its (nonzero) digits is 105840, while the sum is 41.

The square root of 1139457407 is about 33755.8499670798. The cubic root of 1139457407 is about 1044.4781647074.

The spelling of 1139457407 in words is "one billion, one hundred thirty-nine million, four hundred fifty-seven thousand, four hundred seven".