1602274249 has 2 divisors, whose sum is σ = 1602274250. Its totient is φ = 1602274248.

The previous prime is 1602274243. The next prime is 1602274337. The reversal of 1602274249 is 9424722061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 985646025 + 616628224 = 31395^2 + 24832^2 .

It is a cyclic number.

It is not a de Polignac number, because 1602274249 - 2³ = 1602274241 is a prime.

It is not a weakly prime, because it can be changed into another prime (1602274241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 801137124 + 801137125.

It is an arithmetic number, because the mean of its divisors is an integer number (801137125).

Almost surely, 2^1602274249 is an apocalyptic number.

It is an amenable number.

1602274249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1602274249 is an equidigital number, since it uses as much as digits as its factorization.

1602274249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 1602274249 is about 40028.4180177034. The cubic root of 1602274249 is about 1170.1609949640.

The spelling of 1602274249 in words is "one billion, six hundred two million, two hundred seventy-four thousand, two hundred forty-nine".