421131334 has 16 divisors (see below), whose sum is σ = 709867872. Its totient is φ = 185917248.

The previous prime is 421131307. The next prime is 421131341. The reversal of 421131334 is 433131124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 351519 + ... + 352714.

It is an arithmetic number, because the mean of its divisors is an integer number (44366742).

Almost surely, 2^421131334 is an apocalyptic number.

421131334 is a deficient number, since it is larger than the sum of its proper divisors (288736538).

421131334 is a wasteful number, since it uses less digits than its factorization.

421131334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704271.

The product of its digits is 864, while the sum is 22.

The square root of 421131334 is about 20521.4846928774. The cubic root of 421131334 is about 749.5590498385.

Adding to 421131334 its reverse (433131124), we get a palindrome (854262458).

The spelling of 421131334 in words is "four hundred twenty-one million, one hundred thirty-one thousand, three hundred thirty-four".