141421630 has 16 divisors (see below), whose sum is σ = 290924640. Its totient is φ = 48487392.

The previous prime is 141421627. The next prime is 141421663. The reversal of 141421630 is 36124141.

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, 1010085 + ... + 1010224.

It is an arithmetic number, because the mean of its divisors is an integer number (18182790).

Almost surely, 2^141421630 is an apocalyptic number.

141421630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

141421630 is an abundant number, since it is smaller than the sum of its proper divisors (149503010).

141421630 is a wasteful number, since it uses less digits than its factorization.

141421630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2020323.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 141421630 is about 11892.0826603249. The cubic root of 141421630 is about 521.0010671419.

Adding to 141421630 its reverse (36124141), we get a palindrome (177545771).

The spelling of 141421630 in words is "one hundred forty-one million, four hundred twenty-one thousand, six hundred thirty".