1434040415261 has 4 divisors (see below), whose sum is σ = 1438102853052. Its totient is φ = 1429977977472.

The previous prime is 1434040415243. The next prime is 1434040415273. The reversal of 1434040415261 is 1625140404341.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 802045624900 + 631994790361 = 895570^2 + 794981^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1434040415261 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1434040415221) 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, 2031218366 + ... + 2031219071.

It is an arithmetic number, because the mean of its divisors is an integer number (359525713263).

Almost surely, 2^{1434040415261} is an apocalyptic number.

It is an amenable number.

1434040415261 is a deficient number, since it is larger than the sum of its proper divisors (4062437791).

1434040415261 is an equidigital number, since it uses as much as digits as its factorization.

1434040415261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4062437790.

The product of its (nonzero) digits is 46080, while the sum is 35.

The spelling of 1434040415261 in words is "one trillion, four hundred thirty-four billion, forty million, four hundred fifteen thousand, two hundred sixty-one".