940552129 has 4 divisors (see below), whose sum is σ = 1026056880. Its totient is φ = 855047380.

The previous prime is 940552127. The next prime is 940552139. The reversal of 940552129 is 921255049.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 940552129 - 2¹ = 940552127 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (940552127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42752359 + ... + 42752380.

It is an arithmetic number, because the mean of its divisors is an integer number (256514220).

Almost surely, 2^940552129 is an apocalyptic number.

It is an amenable number.

940552129 is a deficient number, since it is larger than the sum of its proper divisors (85504751).

940552129 is a wasteful number, since it uses less digits than its factorization.

940552129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85504750.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 940552129 is about 30668.4223428594. The cubic root of 940552129 is about 979.7778647575. Note that the first 3 decimals are identical.

The spelling of 940552129 in words is "nine hundred forty million, five hundred fifty-two thousand, one hundred twenty-nine".