1292245082 has 4 divisors (see below), whose sum is σ = 1938367626. Its totient is φ = 646122540.

The previous prime is 1292245079. The next prime is 1292245109. The reversal of 1292245082 is 2805422921.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 832957321 + 459287761 = 28861^2 + 21431^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 323061269 + ... + 323061272.

Almost surely, 2^1292245082 is an apocalyptic number.

1292245082 is a deficient number, since it is larger than the sum of its proper divisors (646122544).

1292245082 is an equidigital number, since it uses as much as digits as its factorization.

1292245082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646122543.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 1292245082 is about 35947.8105313801. The cubic root of 1292245082 is about 1089.2183836253.

The spelling of 1292245082 in words is "one billion, two hundred ninety-two million, two hundred forty-five thousand, eighty-two".