1602947457 has 12 divisors (see below), whose sum is σ = 2318494464. Its totient is φ = 1067188920.

The previous prime is 1602947429. The next prime is 1602947471. The reversal of 1602947457 is 7547492061.

It is not a de Polignac number, because 1602947457 - 2⁶ = 1602947393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1602947477) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113169 + ... + 126542.

It is an arithmetic number, because the mean of its divisors is an integer number (193207872).

Almost surely, 2^1602947457 is an apocalyptic number.

It is an amenable number.

1602947457 is a deficient number, since it is larger than the sum of its proper divisors (715547007).

1602947457 is a wasteful number, since it uses less digits than its factorization.

1602947457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240460 (or 240457 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The square root of 1602947457 is about 40036.8262603319. The cubic root of 1602947457 is about 1170.3248561011.

The spelling of 1602947457 in words is "one billion, six hundred two million, nine hundred forty-seven thousand, four hundred fifty-seven".