141405142 has 4 divisors (see below), whose sum is σ = 212107716. Its totient is φ = 70702570.

The previous prime is 141405109. The next prime is 141405179. The reversal of 141405142 is 241504141.

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

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, 35351284 + ... + 35351287.

It is an arithmetic number, because the mean of its divisors is an integer number (53026929).

Almost surely, 2^141405142 is an apocalyptic number.

141405142 is a deficient number, since it is larger than the sum of its proper divisors (70702574).

141405142 is an equidigital number, since it uses as much as digits as its factorization.

141405142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70702573.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 141405142 is about 11891.3894057843. The cubic root of 141405142 is about 520.9808189440.

Adding to 141405142 its reverse (241504141), we get a palindrome (382909283).

The spelling of 141405142 in words is "one hundred forty-one million, four hundred five thousand, one hundred forty-two".