141312442 has 4 divisors (see below), whose sum is σ = 211968666. Its totient is φ = 70656220.

The previous prime is 141312427. The next prime is 141312461. The reversal of 141312442 is 244213141.

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: 244213141 = 83 ⋅2942327.

It can be written as a sum of positive squares in only one way, i.e., 79548561 + 61763881 = 8919^2 + 7859^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35328109 + ... + 35328112.

Almost surely, 2^141312442 is an apocalyptic number.

141312442 is a deficient number, since it is larger than the sum of its proper divisors (70656224).

141312442 is an equidigital number, since it uses as much as digits as its factorization.

141312442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70656223.

The product of its digits is 768, while the sum is 22.

The square root of 141312442 is about 11887.4909884298. The cubic root of 141312442 is about 520.8669487822.

Adding to 141312442 its reverse (244213141), we get a palindrome (385525583).

The spelling of 141312442 in words is "one hundred forty-one million, three hundred twelve thousand, four hundred forty-two".