20151451351 has 2 divisors, whose sum is σ = 20151451352. Its totient is φ = 20151451350.

The previous prime is 20151451349. The next prime is 20151451373. The reversal of 20151451351 is 15315415102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20151451351 - 2¹ = 20151451349 is a prime.

Together with 20151451349, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20151451391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10075725675 + 10075725676.

It is an arithmetic number, because the mean of its divisors is an integer number (10075725676).

Almost surely, 2^20151451351 is an apocalyptic number.

20151451351 is a deficient number, since it is larger than the sum of its proper divisors (1).

20151451351 is an equidigital number, since it uses as much as digits as its factorization.

20151451351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3000, while the sum is 28.

Adding to 20151451351 its reverse (15315415102), we get a palindrome (35466866453).

The spelling of 20151451351 in words is "twenty billion, one hundred fifty-one million, four hundred fifty-one thousand, three hundred fifty-one".