151244542 has 8 divisors (see below), whose sum is σ = 226921032. Its totient is φ = 75604200.

The previous prime is 151244521. The next prime is 151244551. The reversal of 151244542 is 245442151.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×151244542² = 45749822969579528, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 151244542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7417 + ... + 18907.

It is an arithmetic number, because the mean of its divisors is an integer number (28365129).

Almost surely, 2^151244542 is an apocalyptic number.

151244542 is a deficient number, since it is larger than the sum of its proper divisors (75676490).

151244542 is a wasteful number, since it uses less digits than its factorization.

151244542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18074.

The product of its digits is 6400, while the sum is 28.

The square root of 151244542 is about 12298.1519749920. The cubic root of 151244542 is about 532.7947094280.

Adding to 151244542 its reverse (245442151), we get a palindrome (396686693).

The spelling of 151244542 in words is "one hundred fifty-one million, two hundred forty-four thousand, five hundred forty-two".