15061050551 has 2 divisors, whose sum is σ = 15061050552. Its totient is φ = 15061050550.

The previous prime is 15061050547. The next prime is 15061050569. The reversal of 15061050551 is 15505016051.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15061050551 - 2² = 15061050547 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15061050541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7530525275 + 7530525276.

It is an arithmetic number, because the mean of its divisors is an integer number (7530525276).

Almost surely, 2^15061050551 is an apocalyptic number.

15061050551 is a deficient number, since it is larger than the sum of its proper divisors (1).

15061050551 is an equidigital number, since it uses as much as digits as its factorization.

15061050551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 15061050551 in words is "fifteen billion, sixty-one million, fifty thousand, five hundred fifty-one".