1298250092 has 6 divisors (see below), whose sum is σ = 2271937668. Its totient is φ = 649125044.

The previous prime is 1298250077. The next prime is 1298250097. The reversal of 1298250092 is 2900528921.

It is not an unprimeable number, because it can be changed into a prime (1298250097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162281258 + ... + 162281265.

It is an arithmetic number, because the mean of its divisors is an integer number (378656278).

Almost surely, 2^1298250092 is an apocalyptic number.

It is an amenable number.

1298250092 is a deficient number, since it is larger than the sum of its proper divisors (973687576).

1298250092 is a wasteful number, since it uses less digits than its factorization.

1298250092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324562527 (or 324562525 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 1298250092 is about 36031.2377250630. The cubic root of 1298250092 is about 1090.9029613401.

The spelling of 1298250092 in words is "one billion, two hundred ninety-eight million, two hundred fifty thousand, ninety-two".