148780454 has 8 divisors (see below), whose sum is σ = 223407720. Its totient is φ = 74311216.

The previous prime is 148780421. The next prime is 148780459. The reversal of 148780454 is 454087841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×148780454² = 44271246984892232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148780459) 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, 37124 + ... + 40935.

It is an arithmetic number, because the mean of its divisors is an integer number (27925965).

Almost surely, 2^148780454 is an apocalyptic number.

148780454 is a deficient number, since it is larger than the sum of its proper divisors (74627266).

148780454 is an equidigital number, since it uses as much as digits as its factorization.

148780454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79014.

The product of its (nonzero) digits is 143360, while the sum is 41.

The square root of 148780454 is about 12197.5593460331. The cubic root of 148780454 is about 529.8854077639.

The spelling of 148780454 in words is "one hundred forty-eight million, seven hundred eighty thousand, four hundred fifty-four".