1230588643761 has 27 divisors (see below), whose sum is σ = 1804770015321. Its totient is φ = 808001335944.

The previous prime is 1230588643759. The next prime is 1230588643763. The reversal of 1230588643761 is 1673468850321.

The square root of 1230588643761 is 1109319.

It is a perfect power (a square), and thus also a powerful number.

1230588643761 is a `hidden beast` number, since 1 + 23 + 0 + 58 + 86 + 437 + 61 = 666.

It is an interprime number because it is at equal distance from previous prime (1230588643759) and next prime (1230588643763).

It is not a de Polignac number, because 1230588643761 - 2¹ = 1230588643759 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1230588643698 and 1230588643707.

It is not an unprimeable number, because it can be changed into a prime (1230588643763) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 222970360 + ... + 222975878.

Almost surely, 2^{1230588643761} is an apocalyptic number.

1230588643761 is the 1109319-th square number.

1230588643761 is the 554660-th centered octagonal number.

It is an amenable number.

1230588643761 is a deficient number, since it is larger than the sum of its proper divisors (574181371560).

1230588643761 is an frugal number, since it uses more digits than its factorization.

1230588643761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11178 (or 5589 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The spelling of 1230588643761 in words is "one trillion, two hundred thirty billion, five hundred eighty-eight million, six hundred forty-three thousand, seven hundred sixty-one".