1411581142 has 4 divisors (see below), whose sum is σ = 2117371716. Its totient is φ = 705790570.

The previous prime is 1411581137. The next prime is 1411581161. The reversal of 1411581142 is 2411851141.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2411851141 = 7 ⋅344550163.

It is a super-2 number, since 2×1411581142² = 3985122640900048328, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1411581142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352895284 + ... + 352895287.

It is an arithmetic number, because the mean of its divisors is an integer number (529342929).

Almost surely, 2^1411581142 is an apocalyptic number.

1411581142 is a deficient number, since it is larger than the sum of its proper divisors (705790574).

1411581142 is an equidigital number, since it uses as much as digits as its factorization.

1411581142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705790573.

The product of its digits is 1280, while the sum is 28.

The square root of 1411581142 is about 37571.0146522555. The cubic root of 1411581142 is about 1121.7651645918.

The spelling of 1411581142 in words is "one billion, four hundred eleven million, five hundred eighty-one thousand, one hundred forty-two".