45120151 has 2 divisors, whose sum is σ = 45120152. Its totient is φ = 45120150.

The previous prime is 45120149. The next prime is 45120157. The reversal of 45120151 is 15102154.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45120151 - 2¹ = 45120149 is a prime.

Together with 45120149, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45120157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22560075 + 22560076.

It is an arithmetic number, because the mean of its divisors is an integer number (22560076).

Almost surely, 2^45120151 is an apocalyptic number.

45120151 is a deficient number, since it is larger than the sum of its proper divisors (1).

45120151 is an equidigital number, since it uses as much as digits as its factorization.

45120151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 45120151 is about 6717.1534893882. The cubic root of 45120151 is about 356.0056152588.

It can be divided in two parts, 451 and 20151, that added together give a palindrome (20602).

The spelling of 45120151 in words is "forty-five million, one hundred twenty thousand, one hundred fifty-one".