1535245122241 has 4 divisors (see below), whose sum is σ = 1535259942832. Its totient is φ = 1535230301652.

The previous prime is 1535245122233. The next prime is 1535245122287. The reversal of 1535245122241 is 1422215425351.

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 a cyclic number.

It is not a de Polignac number, because 1535245122241 - 2³ = 1535245122233 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1535245122241.

It is not an unprimeable number, because it can be changed into a prime (1535245122211) 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, 7253811 + ... + 7462456.

It is an arithmetic number, because the mean of its divisors is an integer number (383814985708).

Almost surely, 2^{1535245122241} is an apocalyptic number.

It is an amenable number.

1535245122241 is a deficient number, since it is larger than the sum of its proper divisors (14820591).

1535245122241 is a wasteful number, since it uses less digits than its factorization.

1535245122241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14820590.

The product of its digits is 96000, while the sum is 37.

The spelling of 1535245122241 in words is "one trillion, five hundred thirty-five billion, two hundred forty-five million, one hundred twenty-two thousand, two hundred forty-one".