145775098 has 24 divisors (see below), whose sum is σ = 256073184. Its totient is φ = 62055000.

The previous prime is 145775089. The next prime is 145775101. The reversal of 145775098 is 890577541.

It is a happy number.

145775098 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9873 + ... + 19723.

It is an arithmetic number, because the mean of its divisors is an integer number (10669716).

Almost surely, 2^145775098 is an apocalyptic number.

145775098 is a deficient number, since it is larger than the sum of its proper divisors (110298086).

145775098 is a wasteful number, since it uses less digits than its factorization.

145775098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10018 (or 10011 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 46.

The square root of 145775098 is about 12073.7358758588. The cubic root of 145775098 is about 526.2932266085.

The spelling of 145775098 in words is "one hundred forty-five million, seven hundred seventy-five thousand, ninety-eight".