1298948662 has 16 divisors (see below), whose sum is σ = 2130499584. Its totient is φ = 589057000.

The previous prime is 1298948653. The next prime is 1298948663. The reversal of 1298948662 is 2668498921.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1298948663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59014 + ... + 77977.

It is an arithmetic number, because the mean of its divisors is an integer number (133156224).

Almost surely, 2^1298948662 is an apocalyptic number.

1298948662 is a deficient number, since it is larger than the sum of its proper divisors (831550922).

1298948662 is a wasteful number, since it uses less digits than its factorization.

1298948662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137435.

The product of its digits is 2985984, while the sum is 55.

The square root of 1298948662 is about 36040.9303708991. The cubic root of 1298948662 is about 1091.0985927367.

The spelling of 1298948662 in words is "one billion, two hundred ninety-eight million, nine hundred forty-eight thousand, six hundred sixty-two".