1497325402 has 4 divisors (see below), whose sum is σ = 2245988106. Its totient is φ = 748662700.

The previous prime is 1497325399. The next prime is 1497325421. The reversal of 1497325402 is 2045237941.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2045237941 = 7669 ⋅266689.

It can be written as a sum of positive squares in only one way, i.e., 1437092281 + 60233121 = 37909^2 + 7761^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374331349 + ... + 374331352.

Almost surely, 2^1497325402 is an apocalyptic number.

1497325402 is a deficient number, since it is larger than the sum of its proper divisors (748662704).

1497325402 is an equidigital number, since it uses as much as digits as its factorization.

1497325402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748662703.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 1497325402 is about 38695.2891448042. The cubic root of 1497325402 is about 1144.0334710120.

The spelling of 1497325402 in words is "one billion, four hundred ninety-seven million, three hundred twenty-five thousand, four hundred two".