142415351 has 4 divisors (see below), whose sum is σ = 153370392. Its totient is φ = 131460312.

The previous prime is 142415327. The next prime is 142415363. The reversal of 142415351 is 153514241.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142415351 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 142415351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142415951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5477501 + ... + 5477526.

It is an arithmetic number, because the mean of its divisors is an integer number (38342598).

Almost surely, 2^142415351 is an apocalyptic number.

142415351 is a deficient number, since it is larger than the sum of its proper divisors (10955041).

142415351 is a wasteful number, since it uses less digits than its factorization.

142415351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10955040.

The product of its digits is 2400, while the sum is 26.

The square root of 142415351 is about 11933.7903031686. The cubic root of 142415351 is about 522.2185182894.

Adding to 142415351 its reverse (153514241), we get a palindrome (295929592).

The spelling of 142415351 in words is "one hundred forty-two million, four hundred fifteen thousand, three hundred fifty-one".