151531041 has 4 divisors (see below), whose sum is σ = 202041392. Its totient is φ = 101020692.

The previous prime is 151531033. The next prime is 151531049. The reversal of 151531041 is 140135151.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (151531033) and next prime (151531049).

It is not a de Polignac number, because 151531041 - 2³ = 151531033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 151530999 and 151531017.

It is not an unprimeable number, because it can be changed into a prime (151531049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25255171 + ... + 25255176.

It is an arithmetic number, because the mean of its divisors is an integer number (50510348).

Almost surely, 2^151531041 is an apocalyptic number.

It is an amenable number.

151531041 is a deficient number, since it is larger than the sum of its proper divisors (50510351).

151531041 is an equidigital number, since it uses as much as digits as its factorization.

151531041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50510350.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 151531041 is about 12309.7945149381. The cubic root of 151531041 is about 533.1309174143.

Adding to 151531041 its reverse (140135151), we get a palindrome (291666192).

The spelling of 151531041 in words is "one hundred fifty-one million, five hundred thirty-one thousand, forty-one".