745113 has 4 divisors (see below), whose sum is σ = 993488. Its totient is φ = 496740.

The previous prime is 745103. The next prime is 745117. The reversal of 745113 is 311547.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 745113 - 2¹³ = 736921 is a prime.

It is a D-number.

It is a Duffinian number.

745113 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 745113.

It is not an unprimeable number, because it can be changed into a prime (745117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124183 + ... + 124188.

It is an arithmetic number, because the mean of its divisors is an integer number (248372).

2⁷⁴⁵¹¹³ is an apocalyptic number.

It is an amenable number.

745113 is a deficient number, since it is larger than the sum of its proper divisors (248375).

745113 is a wasteful number, since it uses less digits than its factorization.

745113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248374.

The product of its digits is 420, while the sum is 21.

The square root of 745113 is about 863.1992817421. The cubic root of 745113 is about 90.6582601659.

It can be divided in two parts, 745 and 113, that added together give a palindrome (858).

The spelling of 745113 in words is "seven hundred forty-five thousand, one hundred thirteen".