2140551029 has 2 divisors, whose sum is σ = 2140551030. Its totient is φ = 2140551028.

The previous prime is 2140551011. The next prime is 2140551043. The reversal of 2140551029 is 9201550412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2051908804 + 88642225 = 45298^2 + 9415^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2140551029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2140550992 and 2140551010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2140551079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070275514 + 1070275515.

It is an arithmetic number, because the mean of its divisors is an integer number (1070275515).

Almost surely, 2^2140551029 is an apocalyptic number.

It is an amenable number.

2140551029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2140551029 is an equidigital number, since it uses as much as digits as its factorization.

2140551029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 2140551029 is about 46266.0894068215. The cubic root of 2140551029 is about 1288.7693387103.

The spelling of 2140551029 in words is "two billion, one hundred forty million, five hundred fifty-one thousand, twenty-nine".