148436451 has 12 divisors (see below), whose sum is σ = 214781112. Its totient is φ = 98785536.

The previous prime is 148436443. The next prime is 148436459. The reversal of 148436451 is 154634841.

148436451 is a `hidden beast` number, since 1 + 4 + 8 + 4 + 3 + 645 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (148436443) and next prime (148436459).

It is not a de Polignac number, because 148436451 - 2³ = 148436443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (148436459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8766 + ... + 19331.

It is an arithmetic number, because the mean of its divisors is an integer number (17898426).

Almost surely, 2^148436451 is an apocalyptic number.

148436451 is a deficient number, since it is larger than the sum of its proper divisors (66344661).

148436451 is a wasteful number, since it uses less digits than its factorization.

148436451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28690 (or 28687 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 148436451 is about 12183.4498808835. The cubic root of 148436451 is about 529.4767007647.

The spelling of 148436451 in words is "one hundred forty-eight million, four hundred thirty-six thousand, four hundred fifty-one".