1602961 has 2 divisors, whose sum is σ = 1602962. Its totient is φ = 1602960.

The previous prime is 1602959. The next prime is 1603009. The reversal of 1602961 is 1692061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1476225 + 126736 = 1215^2 + 356^2 .

It is a cyclic number.

It is not a de Polignac number, because 1602961 - 2¹ = 1602959 is a prime.

Together with 1602959, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1602901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 801480 + 801481.

It is an arithmetic number, because the mean of its divisors is an integer number (801481).

2^1602961 is an apocalyptic number.

It is an amenable number.

1602961 is a deficient number, since it is larger than the sum of its proper divisors (1).

1602961 is an equidigital number, since it uses as much as digits as its factorization.

1602961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 1602961 is about 1266.0809610763. The cubic root of 1602961 is about 117.0328152043.

The spelling of 1602961 in words is "one million, six hundred two thousand, nine hundred sixty-one".