620160461 has 2 divisors, whose sum is σ = 620160462. Its totient is φ = 620160460.

The previous prime is 620160451. The next prime is 620160467. The reversal of 620160461 is 164061026.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 592922500 + 27237961 = 24350^2 + 5219^2 .

It is a cyclic number.

It is not a de Polignac number, because 620160461 - 2⁶ = 620160397 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 620160461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (620160467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310080230 + 310080231.

It is an arithmetic number, because the mean of its divisors is an integer number (310080231).

Almost surely, 2^620160461 is an apocalyptic number.

It is an amenable number.

620160461 is a deficient number, since it is larger than the sum of its proper divisors (1).

620160461 is an equidigital number, since it uses as much as digits as its factorization.

620160461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 620160461 is about 24903.0211219442. The cubic root of 620160461 is about 852.7754540256.

The spelling of 620160461 in words is "six hundred twenty million, one hundred sixty thousand, four hundred sixty-one".