1047760699421 has 2 divisors, whose sum is σ = 1047760699422. Its totient is φ = 1047760699420.

The previous prime is 1047760699387. The next prime is 1047760699493. The reversal of 1047760699421 is 1249960677401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 888730425625 + 159030273796 = 942725^2 + 398786^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1047760699421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1047760699021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523880349710 + 523880349711.

It is an arithmetic number, because the mean of its divisors is an integer number (523880349711).

Almost surely, 2^{1047760699421} is an apocalyptic number.

It is an amenable number.

1047760699421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1047760699421 is an equidigital number, since it uses as much as digits as its factorization.

1047760699421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4572288, while the sum is 56.

The spelling of 1047760699421 in words is "one trillion, forty-seven billion, seven hundred sixty million, six hundred ninety-nine thousand, four hundred twenty-one".