151006641 has 4 divisors (see below), whose sum is σ = 201342192. Its totient is φ = 100671092.

The previous prime is 151006637. The next prime is 151006643. The reversal of 151006641 is 146600151.

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 a cyclic number.

It is not a de Polignac number, because 151006641 - 2² = 151006637 is a prime.

It is a super-2 number, since 2×151006641² = 45606011252205762, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (151006643) 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, 25167771 + ... + 25167776.

It is an arithmetic number, because the mean of its divisors is an integer number (50335548).

Almost surely, 2^151006641 is an apocalyptic number.

It is an amenable number.

151006641 is a deficient number, since it is larger than the sum of its proper divisors (50335551).

151006641 is an equidigital number, since it uses as much as digits as its factorization.

151006641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50335550.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 151006641 is about 12288.4759429312. The cubic root of 151006641 is about 532.5152086291.

Adding to 151006641 its reverse (146600151), we get a palindrome (297606792).

The spelling of 151006641 in words is "one hundred fifty-one million, six thousand, six hundred forty-one".