42141245051 has 2 divisors, whose sum is σ = 42141245052. Its totient is φ = 42141245050.

The previous prime is 42141245023. The next prime is 42141245059. The reversal of 42141245051 is 15054214124.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42141245051 - 2⁶ = 42141244987 is a prime.

It is not a weakly prime, because it can be changed into another prime (42141245059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21070622525 + 21070622526.

It is an arithmetic number, because the mean of its divisors is an integer number (21070622526).

Almost surely, 2^42141245051 is an apocalyptic number.

42141245051 is a deficient number, since it is larger than the sum of its proper divisors (1).

42141245051 is an equidigital number, since it uses as much as digits as its factorization.

42141245051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 42141245051 its reverse (15054214124), we get a palindrome (57195459175).

The spelling of 42141245051 in words is "forty-two billion, one hundred forty-one million, two hundred forty-five thousand, fifty-one".