145403334 has 24 divisors (see below), whose sum is σ = 316697472. Its totient is φ = 48212880.

The previous prime is 145403287. The next prime is 145403341. The reversal of 145403334 is 433304541.

145403334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×145403334² = 42284259076631112, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145403298 and 145403307.

It is a congruent number.

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, 17709 + ... + 24584.

It is an arithmetic number, because the mean of its divisors is an integer number (13195728).

Almost surely, 2^145403334 is an apocalyptic number.

145403334 is an abundant number, since it is smaller than the sum of its proper divisors (171294138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145403334 is a wasteful number, since it uses less digits than its factorization.

145403334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42492 (or 42489 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 145403334 is about 12058.3304814555. The cubic root of 145403334 is about 525.8454513736.

Adding to 145403334 its reverse (433304541), we get a palindrome (578707875).

The spelling of 145403334 in words is "one hundred forty-five million, four hundred three thousand, three hundred thirty-four".