20134074407 has 2 divisors, whose sum is σ = 20134074408. Its totient is φ = 20134074406.

The previous prime is 20134074403. The next prime is 20134074449. The reversal of 20134074407 is 70447043102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20134074407 - 2² = 20134074403 is a prime.

It is a super-3 number, since 3×20134074407³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20134074403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10067037203 + 10067037204.

It is an arithmetic number, because the mean of its divisors is an integer number (10067037204).

Almost surely, 2^20134074407 is an apocalyptic number.

20134074407 is a deficient number, since it is larger than the sum of its proper divisors (1).

20134074407 is an equidigital number, since it uses as much as digits as its factorization.

20134074407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816, while the sum is 32.

The spelling of 20134074407 in words is "twenty billion, one hundred thirty-four million, seventy-four thousand, four hundred seven".