50111429 has 4 divisors (see below), whose sum is σ = 50136780. Its totient is φ = 50086080.

The previous prime is 50111419. The next prime is 50111443. The reversal of 50111429 is 92411105.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29408929 + 20702500 = 5423^2 + 4550^2 .

It is a cyclic number.

It is not a de Polignac number, because 50111429 - 2¹² = 50107333 is a prime.

It is a super-2 number, since 2×50111429² = 5022310632844082, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50111419) 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, 9434 + ... + 13755.

It is an arithmetic number, because the mean of its divisors is an integer number (12534195).

Almost surely, 2^50111429 is an apocalyptic number.

It is an amenable number.

50111429 is a deficient number, since it is larger than the sum of its proper divisors (25351).

50111429 is a wasteful number, since it uses less digits than its factorization.

50111429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25350.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 50111429 is about 7078.9426470342. The cubic root of 50111429 is about 368.6766187793.

The spelling of 50111429 in words is "fifty million, one hundred eleven thousand, four hundred twenty-nine".