29951434913 has 2 divisors, whose sum is σ = 29951434914. Its totient is φ = 29951434912.

The previous prime is 29951434907. The next prime is 29951434937. The reversal of 29951434913 is 31943415992.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29741416849 + 210018064 = 172457^2 + 14492^2 .

It is a cyclic number.

It is not a de Polignac number, because 29951434913 - 2²⁶ = 29884326049 is a prime.

It is not a weakly prime, because it can be changed into another prime (29951434943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14975717456 + 14975717457.

It is an arithmetic number, because the mean of its divisors is an integer number (14975717457).

Almost surely, 2^29951434913 is an apocalyptic number.

It is an amenable number.

29951434913 is a deficient number, since it is larger than the sum of its proper divisors (1).

29951434913 is an equidigital number, since it uses as much as digits as its factorization.

29951434913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1049760, while the sum is 50.

The spelling of 29951434913 in words is "twenty-nine billion, nine hundred fifty-one million, four hundred thirty-four thousand, nine hundred thirteen".