1929102009293 has 2 divisors, whose sum is σ = 1929102009294. Its totient is φ = 1929102009292.

The previous prime is 1929102009227. The next prime is 1929102009313. The reversal of 1929102009293 is 3929002019291.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1593863325289 + 335238684004 = 1262483^2 + 578998^2 .

It is a cyclic number.

It is not a de Polignac number, because 1929102009293 - 2¹⁶ = 1929101943757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1929102009493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 964551004646 + 964551004647.

It is an arithmetic number, because the mean of its divisors is an integer number (964551004647).

Almost surely, 2^{1929102009293} is an apocalyptic number.

It is an amenable number.

1929102009293 is a deficient number, since it is larger than the sum of its proper divisors (1).

1929102009293 is an equidigital number, since it uses as much as digits as its factorization.

1929102009293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 157464, while the sum is 47.

The spelling of 1929102009293 in words is "one trillion, nine hundred twenty-nine billion, one hundred two million, nine thousand, two hundred ninety-three".