201503347745 has 16 divisors (see below), whose sum is σ = 290892051840. Its totient is φ = 130901422464.

The previous prime is 201503347723. The next prime is 201503347769. The reversal of 201503347745 is 547743305102.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 201503347745 - 2⁶ = 201503347681 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151505612 + ... + 151506941.

It is an arithmetic number, because the mean of its divisors is an integer number (18180753240).

Almost surely, 2^201503347745 is an apocalyptic number.

It is an amenable number.

201503347745 is a deficient number, since it is larger than the sum of its proper divisors (89388704095).

201503347745 is a wasteful number, since it uses less digits than its factorization.

201503347745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303012584.

The product of its (nonzero) digits is 352800, while the sum is 41.

The spelling of 201503347745 in words is "two hundred one billion, five hundred three million, three hundred forty-seven thousand, seven hundred forty-five".