1198265134 has 72 divisors (see below), whose sum is σ = 2151958104. Its totient is φ = 496173600.

The previous prime is 1198265129. The next prime is 1198265137. The reversal of 1198265134 is 4315628911.

Its product of digits (51840) is a multiple of the sum of its prime factors (270).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1198265137) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7632184 + ... + 7632340.

It is an arithmetic number, because the mean of its divisors is an integer number (29888307).

Almost surely, 2^1198265134 is an apocalyptic number.

1198265134 is a deficient number, since it is larger than the sum of its proper divisors (953692970).

1198265134 is a wasteful number, since it uses less digits than its factorization.

1198265134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270 (or 220 counting only the distinct ones).

The product of its digits is 51840, while the sum is 40.

The square root of 1198265134 is about 34615.9664605800. The cubic root of 1198265134 is about 1062.1462193589.

The spelling of 1198265134 in words is "one billion, one hundred ninety-eight million, two hundred sixty-five thousand, one hundred thirty-four".