1421250334 has 32 divisors (see below), whose sum is σ = 2479921920. Its totient is φ = 598319232.

The previous prime is 1421250329. The next prime is 1421250353. The reversal of 1421250334 is 4330521241.

It is a super-2 number, since 2×1421250334² = 4039905023790223112, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1421250299 and 1421250308.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204582 + ... + 211414.

It is an arithmetic number, because the mean of its divisors is an integer number (77497560).

Almost surely, 2^1421250334 is an apocalyptic number.

1421250334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1421250334 is a deficient number, since it is larger than the sum of its proper divisors (1058671586).

1421250334 is a wasteful number, since it uses less digits than its factorization.

1421250334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7104.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1421250334 is about 37699.4739220589. The cubic root of 1421250334 is about 1124.3206654859.

Adding to 1421250334 its reverse (4330521241), we get a palindrome (5751771575).

It can be divided in two parts, 14212 and 50334, that added together give a palindrome (64546).

The spelling of 1421250334 in words is "one billion, four hundred twenty-one million, two hundred fifty thousand, three hundred thirty-four".