1042434251 has 8 divisors (see below), whose sum is σ = 1069302960. Its totient is φ = 1015684992.

The previous prime is 1042434223. The next prime is 1042434257. The reversal of 1042434251 is 1524342401.

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

It is a cyclic number.

It is not a de Polignac number, because 1042434251 - 2⁶ = 1042434187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1042434251.

It is not an unprimeable number, because it can be changed into a prime (1042434257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12050 + ... + 47223.

It is an arithmetic number, because the mean of its divisors is an integer number (133662870).

Almost surely, 2^1042434251 is an apocalyptic number.

1042434251 is a deficient number, since it is larger than the sum of its proper divisors (26868709).

1042434251 is an equidigital number, since it uses as much as digits as its factorization.

1042434251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59725.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1042434251 is about 32286.7503939309. The cubic root of 1042434251 is about 1013.9492636195.

Adding to 1042434251 its reverse (1524342401), we get a palindrome (2566776652).

The spelling of 1042434251 in words is "one billion, forty-two million, four hundred thirty-four thousand, two hundred fifty-one".