42000151191 has 4 divisors (see below), whose sum is σ = 56000201592. Its totient is φ = 28000100792.

The previous prime is 42000151133. The next prime is 42000151217. The reversal of 42000151191 is 19115100024.

It is a happy number.

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 42000151191 - 2²³ = 41991762583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42000151591) 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, 7000025196 + ... + 7000025201.

It is an arithmetic number, because the mean of its divisors is an integer number (14000050398).

Almost surely, 2^42000151191 is an apocalyptic number.

42000151191 is a deficient number, since it is larger than the sum of its proper divisors (14000050401).

42000151191 is a wasteful number, since it uses less digits than its factorization.

42000151191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14000050400.

The product of its (nonzero) digits is 360, while the sum is 24.

The spelling of 42000151191 in words is "forty-two billion, one hundred fifty-one thousand, one hundred ninety-one".