145480667 has 4 divisors (see below), whose sum is σ = 145747176. Its totient is φ = 145214160.

The previous prime is 145480637. The next prime is 145480691. The reversal of 145480667 is 766084541.

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

It is a cyclic number.

It is not a de Polignac number, because 145480667 - 2¹⁸ = 145218523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145480627) 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, 132434 + ... + 133527.

It is an arithmetic number, because the mean of its divisors is an integer number (36436794).

Almost surely, 2^145480667 is an apocalyptic number.

145480667 is a deficient number, since it is larger than the sum of its proper divisors (266509).

145480667 is an equidigital number, since it uses as much as digits as its factorization.

145480667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266508.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 145480667 is about 12061.5366765599. The cubic root of 145480667 is about 525.9386587713.

The spelling of 145480667 in words is "one hundred forty-five million, four hundred eighty thousand, six hundred sixty-seven".