946129745 has 8 divisors (see below), whose sum is σ = 1238569920. Its totient is φ = 688094320.

The previous prime is 946129663. The next prime is 946129763. The reversal of 946129745 is 547921649.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 946129745 - 2¹⁶ = 946064209 is a prime.

It is a super-2 number, since 2×946129745² = 1790322988747530050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 946129745.

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, 8601125 + ... + 8601234.

It is an arithmetic number, because the mean of its divisors is an integer number (154821240).

Almost surely, 2^946129745 is an apocalyptic number.

It is an amenable number.

946129745 is a deficient number, since it is larger than the sum of its proper divisors (292440175).

946129745 is a wasteful number, since it uses less digits than its factorization.

946129745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17202375.

The product of its digits is 544320, while the sum is 47.

The square root of 946129745 is about 30759.2221130509. Note that the first 3 decimals coincide. The cubic root of 946129745 is about 981.7107924369.

The spelling of 946129745 in words is "nine hundred forty-six million, one hundred twenty-nine thousand, seven hundred forty-five".