1046663154261 has 6 divisors (see below), whose sum is σ = 1511846778390. Its totient is φ = 697775436168.

The previous prime is 1046663154259. The next prime is 1046663154281. The reversal of 1046663154261 is 1624513666401.

It can be written as a sum of positive squares in only one way, i.e., 837636800625 + 209026353636 = 915225^2 + 457194^2 .

It is not a de Polignac number, because 1046663154261 - 2¹ = 1046663154259 is a prime.

It is a super-2 number, since 2×1046663154261² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1046663154281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58147953006 + ... + 58147953023.

It is an arithmetic number, because the mean of its divisors is an integer number (251974463065).

Almost surely, 2^{1046663154261} is an apocalyptic number.

It is an amenable number.

1046663154261 is a deficient number, since it is larger than the sum of its proper divisors (465183624129).

1046663154261 is a wasteful number, since it uses less digits than its factorization.

1046663154261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116295906035 (or 116295906032 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 1046663154261 in words is "one trillion, forty-six billion, six hundred sixty-three million, one hundred fifty-four thousand, two hundred sixty-one".