945010111505 has 8 divisors (see below), whose sum is σ = 1134025463400. Its totient is φ = 755999202816.

The previous prime is 945010111483. The next prime is 945010111511. The reversal of 945010111505 is 505111010549.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 653263213009 + 291746898496 = 808247^2 + 540136^2 .

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 945010111505 - 2¹⁴ = 945010095121 is a prime.

It is a super-2 number, since 2×945010111505² (a number of 25 digits) contains 22 as substring.

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, 623450 + ... + 1509539.

It is an arithmetic number, because the mean of its divisors is an integer number (141753182925).

Almost surely, 2^945010111505 is an apocalyptic number.

It is an amenable number.

945010111505 is a deficient number, since it is larger than the sum of its proper divisors (189015351895).

945010111505 is a wasteful number, since it uses less digits than its factorization.

945010111505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2221603.

The product of its (nonzero) digits is 4500, while the sum is 32.

The spelling of 945010111505 in words is "nine hundred forty-five billion, ten million, one hundred eleven thousand, five hundred five".