1229137374 has 16 divisors (see below), whose sum is σ = 2492899200. Its totient is φ = 403941720.

The previous prime is 1229137337. The next prime is 1229137381. The reversal of 1229137374 is 4737319221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1442224 + ... + 1443075.

It is an arithmetic number, because the mean of its divisors is an integer number (155806200).

Almost surely, 2^1229137374 is an apocalyptic number.

1229137374 is an abundant number, since it is smaller than the sum of its proper divisors (1263761826).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1229137374 is a wasteful number, since it uses less digits than its factorization.

1229137374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2885375.

The product of its digits is 63504, while the sum is 39.

The square root of 1229137374 is about 35059.0555206497. The cubic root of 1229137374 is about 1071.1907360194.

The spelling of 1229137374 in words is "one billion, two hundred twenty-nine million, one hundred thirty-seven thousand, three hundred seventy-four".