15425540101 has 2 divisors, whose sum is σ = 15425540102. Its totient is φ = 15425540100.

The previous prime is 15425540099. The next prime is 15425540161. The reversal of 15425540101 is 10104552451.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13597892100 + 1827648001 = 116610^2 + 42751^2 .

It is a cyclic number.

It is not a de Polignac number, because 15425540101 - 2¹ = 15425540099 is a prime.

Together with 15425540099, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 15425540101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15425540161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7712770050 + 7712770051.

It is an arithmetic number, because the mean of its divisors is an integer number (7712770051).

Almost surely, 2^15425540101 is an apocalyptic number.

It is an amenable number.

15425540101 is a deficient number, since it is larger than the sum of its proper divisors (1).

15425540101 is an equidigital number, since it uses as much as digits as its factorization.

15425540101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4000, while the sum is 28.

The spelling of 15425540101 in words is "fifteen billion, four hundred twenty-five million, five hundred forty thousand, one hundred one".