1061992451519 has 16 divisors (see below), whose sum is σ = 1130683276800. Its totient is φ = 993997423104.

The previous prime is 1061992451497. The next prime is 1061992451549. The reversal of 1061992451519 is 9151542991601.

It is a cyclic number.

It is not a de Polignac number, because 1061992451519 - 2²⁸ = 1061724016063 is a prime.

It is a super-2 number, since 2×1061992451519² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061992451549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7427597 + ... + 7569225.

It is an arithmetic number, because the mean of its divisors is an integer number (70667704800).

Almost surely, 2^{1061992451519} is an apocalyptic number.

1061992451519 is a deficient number, since it is larger than the sum of its proper divisors (68690825281).

1061992451519 is a wasteful number, since it uses less digits than its factorization.

1061992451519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144082.

The product of its (nonzero) digits is 874800, while the sum is 53.

The spelling of 1061992451519 in words is "one trillion, sixty-one billion, nine hundred ninety-two million, four hundred fifty-one thousand, five hundred nineteen".