1139981154607 has 2 divisors, whose sum is σ = 1139981154608. Its totient is φ = 1139981154606.

The previous prime is 1139981154577. The next prime is 1139981154647. The reversal of 1139981154607 is 7064511899311.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1139981154607 - 2⁷ = 1139981154479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1139981154647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 569990577303 + 569990577304.

It is an arithmetic number, because the mean of its divisors is an integer number (569990577304).

Almost surely, 2^{1139981154607} is an apocalyptic number.

1139981154607 is a deficient number, since it is larger than the sum of its proper divisors (1).

1139981154607 is an equidigital number, since it uses as much as digits as its factorization.

1139981154607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1632960, while the sum is 55.

The spelling of 1139981154607 in words is "one trillion, one hundred thirty-nine billion, nine hundred eighty-one million, one hundred fifty-four thousand, six hundred seven".