1261134131414 has 4 divisors (see below), whose sum is σ = 1891701197124. Its totient is φ = 630567065706.

The previous prime is 1261134131359. The next prime is 1261134131417. The reversal of 1261134131414 is 4141314311621.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1261134131417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315283532852 + ... + 315283532855.

It is an arithmetic number, because the mean of its divisors is an integer number (472925299281).

Almost surely, 2^{1261134131414} is an apocalyptic number.

1261134131414 is a deficient number, since it is larger than the sum of its proper divisors (630567065710).

1261134131414 is an equidigital number, since it uses as much as digits as its factorization.

1261134131414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630567065709.

The product of its digits is 6912, while the sum is 32.

The spelling of 1261134131414 in words is "one trillion, two hundred sixty-one billion, one hundred thirty-four million, one hundred thirty-one thousand, four hundred fourteen".