2151055305029 has 2 divisors, whose sum is σ = 2151055305030. Its totient is φ = 2151055305028.

The previous prime is 2151055305023. The next prime is 2151055305037. The reversal of 2151055305029 is 9205035501512.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1921300932100 + 229754372929 = 1386110^2 + 479327^2 .

It is a cyclic number.

It is not a de Polignac number, because 2151055305029 - 2⁸ = 2151055304773 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2151055304983 and 2151055305001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2151055305023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1075527652514 + 1075527652515.

It is an arithmetic number, because the mean of its divisors is an integer number (1075527652515).

Almost surely, 2^{2151055305029} is an apocalyptic number.

It is an amenable number.

2151055305029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2151055305029 is an equidigital number, since it uses as much as digits as its factorization.

2151055305029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67500, while the sum is 38.

The spelling of 2151055305029 in words is "two trillion, one hundred fifty-one billion, fifty-five million, three hundred five thousand, twenty-nine".