1149060643 has 2 divisors, whose sum is σ = 1149060644. Its totient is φ = 1149060642.

The previous prime is 1149060631. The next prime is 1149060659. The reversal of 1149060643 is 3460609411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1149060643 - 2¹³ = 1149052451 is a prime.

It is a super-2 number, since 2×1149060643² = 2640680722583146898, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1149060599 and 1149060608.

It is not a weakly prime, because it can be changed into another prime (1149060613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574530321 + 574530322.

It is an arithmetic number, because the mean of its divisors is an integer number (574530322).

Almost surely, 2^1149060643 is an apocalyptic number.

1149060643 is a deficient number, since it is larger than the sum of its proper divisors (1).

1149060643 is an equidigital number, since it uses as much as digits as its factorization.

1149060643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 1149060643 is about 33897.7970228155. The cubic root of 1149060643 is about 1047.4042132875.

The spelling of 1149060643 in words is "one billion, one hundred forty-nine million, sixty thousand, six hundred forty-three".