20463151603 has 2 divisors, whose sum is σ = 20463151604. Its totient is φ = 20463151602.

The previous prime is 20463151573. The next prime is 20463151637. The reversal of 20463151603 is 30615136402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20463151603 - 2¹³ = 20463143411 is a prime.

It is a super-2 number, since 2×20463151603² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20463151673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10231575801 + 10231575802.

It is an arithmetic number, because the mean of its divisors is an integer number (10231575802).

Almost surely, 2^20463151603 is an apocalyptic number.

20463151603 is a deficient number, since it is larger than the sum of its proper divisors (1).

20463151603 is an equidigital number, since it uses as much as digits as its factorization.

20463151603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 31.

The spelling of 20463151603 in words is "twenty billion, four hundred sixty-three million, one hundred fifty-one thousand, six hundred three".