610420100531 has 2 divisors, whose sum is σ = 610420100532. Its totient is φ = 610420100530.

The previous prime is 610420100491. The next prime is 610420100539. The reversal of 610420100531 is 135001024016.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 610420100531 - 2¹⁸ = 610419838387 is a prime.

It is a super-2 number, since 2×610420100531² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 610420100497 and 610420100506.

It is not a weakly prime, because it can be changed into another prime (610420100539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305210050265 + 305210050266.

It is an arithmetic number, because the mean of its divisors is an integer number (305210050266).

Almost surely, 2^610420100531 is an apocalyptic number.

610420100531 is a deficient number, since it is larger than the sum of its proper divisors (1).

610420100531 is an equidigital number, since it uses as much as digits as its factorization.

610420100531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 610420100531 its reverse (135001024016), we get a palindrome (745421124547).

The spelling of 610420100531 in words is "six hundred ten billion, four hundred twenty million, one hundred thousand, five hundred thirty-one".