3407447021543 has 2 divisors, whose sum is σ = 3407447021544. Its totient is φ = 3407447021542.

The previous prime is 3407447021471. The next prime is 3407447021549. The reversal of 3407447021543 is 3451207447043.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3407447021543 - 2²⁰ = 3407445972967 is a prime.

It is a super-2 number, since 2×3407447021543² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3407447021494 and 3407447021503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3407447021549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1703723510771 + 1703723510772.

It is an arithmetic number, because the mean of its divisors is an integer number (1703723510772).

Almost surely, 2^{3407447021543} is an apocalyptic number.

3407447021543 is a deficient number, since it is larger than the sum of its proper divisors (1).

3407447021543 is an equidigital number, since it uses as much as digits as its factorization.

3407447021543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1128960, while the sum is 44.

The spelling of 3407447021543 in words is "three trillion, four hundred seven billion, four hundred forty-seven million, twenty-one thousand, five hundred forty-three".