6401201450947 has 2 divisors, whose sum is σ = 6401201450948. Its totient is φ = 6401201450946.

The previous prime is 6401201450927. The next prime is 6401201450953. The reversal of 6401201450947 is 7490541021046.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6401201450947 - 2¹⁵ = 6401201418179 is a prime.

It is not a weakly prime, because it can be changed into another prime (6401201450927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3200600725473 + 3200600725474.

It is an arithmetic number, because the mean of its divisors is an integer number (3200600725474).

Almost surely, 2^{6401201450947} is an apocalyptic number.

6401201450947 is a deficient number, since it is larger than the sum of its proper divisors (1).

6401201450947 is an equidigital number, since it uses as much as digits as its factorization.

6401201450947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 6401201450947 in words is "six trillion, four hundred one billion, two hundred one million, four hundred fifty thousand, nine hundred forty-seven".