102043429 has 4 divisors (see below), whose sum is σ = 104416576. Its totient is φ = 99670284.

The previous prime is 102043421. The next prime is 102043441. The reversal of 102043429 is 924340201.

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 a cyclic number.

It is not a de Polignac number, because 102043429 - 2³ = 102043421 is a prime.

It is a super-2 number, since 2×102043429² = 20825722804156082, 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 (102043421) 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, 1186509 + ... + 1186594.

It is an arithmetic number, because the mean of its divisors is an integer number (26104144).

Almost surely, 2^102043429 is an apocalyptic number.

It is an amenable number.

102043429 is a deficient number, since it is larger than the sum of its proper divisors (2373147).

102043429 is an equidigital number, since it uses as much as digits as its factorization.

102043429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2373146.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 102043429 is about 10101.6547654332. The cubic root of 102043429 is about 467.2991753756.

The spelling of 102043429 in words is "one hundred two million, forty-three thousand, four hundred twenty-nine".