142341154 has 4 divisors (see below), whose sum is σ = 213511734. Its totient is φ = 71170576.

The previous prime is 142341151. The next prime is 142341161. The reversal of 142341154 is 451143241.

142341154 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 129345129 + 12996025 = 11373^2 + 3605^2 .

It is a super-2 number, since 2×142341154² = 40522008244103432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (142341151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35585287 + ... + 35585290.

Almost surely, 2^142341154 is an apocalyptic number.

142341154 is a deficient number, since it is larger than the sum of its proper divisors (71170580).

142341154 is an equidigital number, since it uses as much as digits as its factorization.

142341154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71170579.

The product of its digits is 1920, while the sum is 25.

The square root of 142341154 is about 11930.6812043571. The cubic root of 142341154 is about 522.1278122945.

Adding to 142341154 its reverse (451143241), we get a palindrome (593484395).

The spelling of 142341154 in words is "one hundred forty-two million, three hundred forty-one thousand, one hundred fifty-four".