145411503 has 8 divisors (see below), whose sum is σ = 204086400. Its totient is φ = 91838808.

The previous prime is 145411463. The next prime is 145411531. The reversal of 145411503 is 305114541.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 145411503 - 2⁸ = 145411247 is a prime.

It is a super-2 number, since 2×145411503² = 42289010409438018, which contains 22 as substring.

It is a zygodrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145411573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1275483 + ... + 1275596.

It is an arithmetic number, because the mean of its divisors is an integer number (25510800).

Almost surely, 2^145411503 is an apocalyptic number.

145411503 is a deficient number, since it is larger than the sum of its proper divisors (58674897).

145411503 is a wasteful number, since it uses less digits than its factorization.

145411503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2551101.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 145411503 is about 12058.6692051818. The cubic root of 145411503 is about 525.8552988118.

The spelling of 145411503 in words is "one hundred forty-five million, four hundred eleven thousand, five hundred three".