145503022 has 16 divisors (see below), whose sum is σ = 250122240. Its totient is φ = 62186328.

The previous prime is 145503019. The next prime is 145503031. The reversal of 145503022 is 220305541.

It is a super-2 number, since 2×145503022² = 42342258822264968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145502984 and 145503002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9022 + ... + 19297.

It is an arithmetic number, because the mean of its divisors is an integer number (15632640).

Almost surely, 2^145503022 is an apocalyptic number.

145503022 is a deficient number, since it is larger than the sum of its proper divisors (104619218).

145503022 is a wasteful number, since it uses less digits than its factorization.

145503022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28695.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 145503022 is about 12062.4633470946. The cubic root of 145503022 is about 525.9655965007.

Adding to 145503022 its reverse (220305541), we get a palindrome (365808563).

The spelling of 145503022 in words is "one hundred forty-five million, five hundred three thousand, twenty-two".