148294551 has 4 divisors (see below), whose sum is σ = 197726072. Its totient is φ = 98863032.

The previous prime is 148294537. The next prime is 148294579. The reversal of 148294551 is 155492841.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 148294551 - 2¹¹ = 148292503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148294351) 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, 24715756 + ... + 24715761.

It is an arithmetic number, because the mean of its divisors is an integer number (49431518).

Almost surely, 2^148294551 is an apocalyptic number.

148294551 is a deficient number, since it is larger than the sum of its proper divisors (49431521).

148294551 is an equidigital number, since it uses as much as digits as its factorization.

148294551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49431520.

The product of its digits is 57600, while the sum is 39.

The square root of 148294551 is about 12177.6250147555. The cubic root of 148294551 is about 529.3079266361.

The spelling of 148294551 in words is "one hundred forty-eight million, two hundred ninety-four thousand, five hundred fifty-one".