5142215401 has 2 divisors, whose sum is σ = 5142215402. Its totient is φ = 5142215400.

The previous prime is 5142215383. The next prime is 5142215431. The reversal of 5142215401 is 1045122415.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4255605225 + 886610176 = 65235^2 + 29776^2 .

It is a cyclic number.

It is not a de Polignac number, because 5142215401 - 2²⁵ = 5108660969 is a prime.

It is not a weakly prime, because it can be changed into another prime (5142215431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2571107700 + 2571107701.

It is an arithmetic number, because the mean of its divisors is an integer number (2571107701).

Almost surely, 2^5142215401 is an apocalyptic number.

It is an amenable number.

5142215401 is a deficient number, since it is larger than the sum of its proper divisors (1).

5142215401 is an equidigital number, since it uses as much as digits as its factorization.

5142215401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 5142215401 is about 71709.2420891478. The cubic root of 5142215401 is about 1726.0369485853.

Adding to 5142215401 its reverse (1045122415), we get a palindrome (6187337816).

The spelling of 5142215401 in words is "five billion, one hundred forty-two million, two hundred fifteen thousand, four hundred one".