1934456809151 has 2 divisors, whose sum is σ = 1934456809152. Its totient is φ = 1934456809150.

The previous prime is 1934456809123. The next prime is 1934456809157. The reversal of 1934456809151 is 1519086544391.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1934456809151 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1934456809157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 967228404575 + 967228404576.

It is an arithmetic number, because the mean of its divisors is an integer number (967228404576).

Almost surely, 2^{1934456809151} is an apocalyptic number.

1934456809151 is a deficient number, since it is larger than the sum of its proper divisors (1).

1934456809151 is an equidigital number, since it uses as much as digits as its factorization.

1934456809151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4665600, while the sum is 56.

The spelling of 1934456809151 in words is "one trillion, nine hundred thirty-four billion, four hundred fifty-six million, eight hundred nine thousand, one hundred fifty-one".