1235340245405 has 32 divisors (see below), whose sum is σ = 1711021240320. Its totient is φ = 838703522880.

The previous prime is 1235340245383. The next prime is 1235340245417. The reversal of 1235340245405 is 5045420435321.

It is not a de Polignac number, because 1235340245405 - 2¹² = 1235340241309 is a prime.

It is a super-2 number, since 2×1235340245405² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1439510 + ... + 2131400.

It is an arithmetic number, because the mean of its divisors is an integer number (53469413760).

Almost surely, 2^{1235340245405} is an apocalyptic number.

It is an amenable number.

1235340245405 is a deficient number, since it is larger than the sum of its proper divisors (475680994915).

1235340245405 is a wasteful number, since it uses less digits than its factorization.

1235340245405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692409.

The product of its (nonzero) digits is 288000, while the sum is 38.

The spelling of 1235340245405 in words is "one trillion, two hundred thirty-five billion, three hundred forty million, two hundred forty-five thousand, four hundred five".