1129486381634 has 16 divisors (see below), whose sum is σ = 1825145715960. Its totient is φ = 521132609280.

The previous prime is 1129486381633. The next prime is 1129486381679. The reversal of 1129486381634 is 4361836849211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 869748355609 + 259738026025 = 932603^2 + 509645^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1129486381634.

It is not an unprimeable number, because it can be changed into a prime (1129486381633) 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, 6951377 + ... + 7112004.

Almost surely, 2^{1129486381634} is an apocalyptic number.

1129486381634 is a deficient number, since it is larger than the sum of its proper divisors (695659334326).

1129486381634 is a wasteful number, since it uses less digits than its factorization.

1129486381634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14066485.

The product of its digits is 5971968, while the sum is 56.

The spelling of 1129486381634 in words is "one trillion, one hundred twenty-nine billion, four hundred eighty-six million, three hundred eighty-one thousand, six hundred thirty-four".