6112891507 has 2 divisors, whose sum is σ = 6112891508. Its totient is φ = 6112891506.

The previous prime is 6112891459. The next prime is 6112891517. The reversal of 6112891507 is 7051982116.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6112891507 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6112891507.

It is not a weakly prime, because it can be changed into another prime (6112891517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3056445753 + 3056445754.

It is an arithmetic number, because the mean of its divisors is an integer number (3056445754).

Almost surely, 2^6112891507 is an apocalyptic number.

6112891507 is a deficient number, since it is larger than the sum of its proper divisors (1).

6112891507 is an equidigital number, since it uses as much as digits as its factorization.

6112891507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 40.

The square root of 6112891507 is about 78184.9826181473. The cubic root of 6112891507 is about 1828.4463813359.

The spelling of 6112891507 in words is "six billion, one hundred twelve million, eight hundred ninety-one thousand, five hundred seven".