1411021142 has 4 divisors (see below), whose sum is σ = 2116531716. Its totient is φ = 705510570.

The previous prime is 1411021123. The next prime is 1411021147. The reversal of 1411021142 is 2411201141.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1411021142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1411021147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352755284 + ... + 352755287.

It is an arithmetic number, because the mean of its divisors is an integer number (529132929).

Almost surely, 2^1411021142 is an apocalyptic number.

1411021142 is a deficient number, since it is larger than the sum of its proper divisors (705510574).

1411021142 is an equidigital number, since it uses as much as digits as its factorization.

1411021142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705510573.

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 1411021142 is about 37563.5613593812. The cubic root of 1411021142 is about 1121.6168034000.

Adding to 1411021142 its reverse (2411201141), we get a palindrome (3822222283).

The spelling of 1411021142 in words is "one billion, four hundred eleven million, twenty-one thousand, one hundred forty-two".