2047461539 has 2 divisors, whose sum is σ = 2047461540. Its totient is φ = 2047461538.

The previous prime is 2047461491. The next prime is 2047461551. The reversal of 2047461539 is 9351647402.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2047461539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2047461496 and 2047461505.

It is not a weakly prime, because it can be changed into another prime (2047461599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1023730769 + 1023730770.

It is an arithmetic number, because the mean of its divisors is an integer number (1023730770).

Almost surely, 2^2047461539 is an apocalyptic number.

2047461539 is a deficient number, since it is larger than the sum of its proper divisors (1).

2047461539 is an equidigital number, since it uses as much as digits as its factorization.

2047461539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 2047461539 is about 45248.8843950876. The cubic root of 2047461539 is about 1269.8095357830.

The spelling of 2047461539 in words is "two billion, forty-seven million, four hundred sixty-one thousand, five hundred thirty-nine".