421151351 has 4 divisors (see below), whose sum is σ = 421852704. Its totient is φ = 420450000.

The previous prime is 421151329. The next prime is 421151383. The reversal of 421151351 is 153151124.

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

It is a cyclic number.

It is not a de Polignac number, because 421151351 - 2⁶ = 421151287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421151051) 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, 349775 + ... + 350976.

It is an arithmetic number, because the mean of its divisors is an integer number (105463176).

Almost surely, 2^421151351 is an apocalyptic number.

421151351 is a deficient number, since it is larger than the sum of its proper divisors (701353).

421151351 is an equidigital number, since it uses as much as digits as its factorization.

421151351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701352.

The product of its digits is 600, while the sum is 23.

The square root of 421151351 is about 20521.9723954595. The cubic root of 421151351 is about 749.5709255366.

The spelling of 421151351 in words is "four hundred twenty-one million, one hundred fifty-one thousand, three hundred fifty-one".