2141523929 has 2 divisors, whose sum is σ = 2141523930. Its totient is φ = 2141523928.

The previous prime is 2141523871. The next prime is 2141524037. The reversal of 2141523929 is 9293251412.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1586827225 + 554696704 = 39835^2 + 23552^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2141523929 is a prime.

It is a super-2 number, since 2×2141523929² = 9172249476959194082, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2141523892 and 2141523901.

It is not a weakly prime, because it can be changed into another prime (2141526929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070761964 + 1070761965.

It is an arithmetic number, because the mean of its divisors is an integer number (1070761965).

Almost surely, 2^2141523929 is an apocalyptic number.

It is an amenable number.

2141523929 is a deficient number, since it is larger than the sum of its proper divisors (1).

2141523929 is an equidigital number, since it uses as much as digits as its factorization.

2141523929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 38.

The square root of 2141523929 is about 46276.6023925698. The cubic root of 2141523929 is about 1288.9645616162.

The spelling of 2141523929 in words is "two billion, one hundred forty-one million, five hundred twenty-three thousand, nine hundred twenty-nine".