145063503 has 24 divisors (see below), whose sum is σ = 228206160. Its totient is φ = 88260480.

The previous prime is 145063493. The next prime is 145063517. The reversal of 145063503 is 305360541.

It is not a de Polignac number, because 145063503 - 2¹³ = 145055311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145063543) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3448 + ... + 17378.

It is an arithmetic number, because the mean of its divisors is an integer number (9508590).

Almost surely, 2^145063503 is an apocalyptic number.

145063503 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

145063503 is a deficient number, since it is larger than the sum of its proper divisors (83142657).

145063503 is a wasteful number, since it uses less digits than its factorization.

145063503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14039 (or 14036 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 145063503 is about 12044.2311087093. The cubic root of 145063503 is about 525.4354699848.

The spelling of 145063503 in words is "one hundred forty-five million, sixty-three thousand, five hundred three".