1401225111517 has 8 divisors (see below), whose sum is σ = 1746981957312. Its totient is φ = 1091863723200.

The previous prime is 1401225111491. The next prime is 1401225111523. The reversal of 1401225111517 is 7151115221041.

It is a happy number.

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 1401225111517 - 2¹⁹ = 1401224587229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401225111317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9098864284 + ... + 9098864437.

It is an arithmetic number, because the mean of its divisors is an integer number (218372744664).

Almost surely, 2^{1401225111517} is an apocalyptic number.

It is an amenable number.

1401225111517 is a deficient number, since it is larger than the sum of its proper divisors (345756845795).

1401225111517 is a wasteful number, since it uses less digits than its factorization.

1401225111517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18197728739.

The product of its (nonzero) digits is 2800, while the sum is 31.

The spelling of 1401225111517 in words is "one trillion, four hundred one billion, two hundred twenty-five million, one hundred eleven thousand, five hundred seventeen".