15011420420039 has 2 divisors, whose sum is σ = 15011420420040. Its totient is φ = 15011420420038.

The previous prime is 15011420419987. The next prime is 15011420420093. The reversal of 15011420420039 is 93002402411051.

Together with next prime (15011420420093) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15011420420039 - 2¹⁶ = 15011420354503 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15011420419987 and 15011420420014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15011420420939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7505710210019 + 7505710210020.

It is an arithmetic number, because the mean of its divisors is an integer number (7505710210020).

Almost surely, 2^{15011420420039} is an apocalyptic number.

15011420420039 is a deficient number, since it is larger than the sum of its proper divisors (1).

15011420420039 is an equidigital number, since it uses as much as digits as its factorization.

15011420420039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 15011420420039 in words is "fifteen trillion, eleven billion, four hundred twenty million, four hundred twenty thousand, thirty-nine".