75011745 has 8 divisors (see below), whose sum is σ = 120018816. Its totient is φ = 40006256.

The previous prime is 75011711. The next prime is 75011771. The reversal of 75011745 is 54711057.

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

It is a cyclic number.

It is not a de Polignac number, because 75011745 - 2¹³ = 75003553 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2500377 + ... + 2500406.

It is an arithmetic number, because the mean of its divisors is an integer number (15002352).

Almost surely, 2^75011745 is an apocalyptic number.

It is an amenable number.

75011745 is a deficient number, since it is larger than the sum of its proper divisors (45007071).

75011745 is a wasteful number, since it uses less digits than its factorization.

75011745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5000791.

The product of its (nonzero) digits is 4900, while the sum is 30.

The square root of 75011745 is about 8660.9321091901. The cubic root of 75011745 is about 421.7383450944.

The spelling of 75011745 in words is "seventy-five million, eleven thousand, seven hundred forty-five".