142315034 has 4 divisors (see below), whose sum is σ = 213472554. Its totient is φ = 71157516.

The previous prime is 142315031. The next prime is 142315067. The reversal of 142315034 is 430513241.

142315034 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., 138133009 + 4182025 = 11753^2 + 2045^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (142315031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35578757 + ... + 35578760.

Almost surely, 2^142315034 is an apocalyptic number.

142315034 is a deficient number, since it is larger than the sum of its proper divisors (71157520).

142315034 is an equidigital number, since it uses as much as digits as its factorization.

142315034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71157519.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 142315034 is about 11929.5864974441. The cubic root of 142315034 is about 522.0958730360.

Adding to 142315034 its reverse (430513241), we get a palindrome (572828275).

The spelling of 142315034 in words is "one hundred forty-two million, three hundred fifteen thousand, thirty-four".