150143133311531 has 4 divisors (see below), whose sum is σ = 150338377959000. Its totient is φ = 149947888664064.

The previous prime is 150143133311513. The next prime is 150143133311579. The reversal of 150143133311531 is 135113331341051.

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

It is a cyclic number.

It is not a de Polignac number, because 150143133311531 - 2⁶ = 150143133311467 is a prime.

It is a super-2 number, since 2×150143133311531² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 150143133311491 and 150143133311500.

It is not an unprimeable number, because it can be changed into a prime (150143133311581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97622322581 + ... + 97622324118.

It is an arithmetic number, because the mean of its divisors is an integer number (37584594489750).

Almost surely, 2^{150143133311531} is an apocalyptic number.

150143133311531 is a deficient number, since it is larger than the sum of its proper divisors (195244647469).

150143133311531 is an equidigital number, since it uses as much as digits as its factorization.

150143133311531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195244647468.

The product of its (nonzero) digits is 24300, while the sum is 35.

Adding to 150143133311531 its reverse (135113331341051), we get a palindrome (285256464652582).

The spelling of 150143133311531 in words is "one hundred fifty trillion, one hundred forty-three billion, one hundred thirty-three million, three hundred eleven thousand, five hundred thirty-one".