42697248151 has 2 divisors, whose sum is σ = 42697248152. Its totient is φ = 42697248150.

The previous prime is 42697248149. The next prime is 42697248163. The reversal of 42697248151 is 15184279624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42697248151 - 2¹ = 42697248149 is a prime.

Together with 42697248149, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 42697248095 and 42697248104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42697242151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21348624075 + 21348624076.

It is an arithmetic number, because the mean of its divisors is an integer number (21348624076).

Almost surely, 2^42697248151 is an apocalyptic number.

42697248151 is a deficient number, since it is larger than the sum of its proper divisors (1).

42697248151 is an equidigital number, since it uses as much as digits as its factorization.

42697248151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 49.

The spelling of 42697248151 in words is "forty-two billion, six hundred ninety-seven million, two hundred forty-eight thousand, one hundred fifty-one".