1934042501 has 4 divisors (see below), whose sum is σ = 1934249100. Its totient is φ = 1933835904.

The previous prime is 1934042483. The next prime is 1934042521. The reversal of 1934042501 is 1052404391.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1052404391 = 61 ⋅17252531.

It can be written as a sum of positive squares in 2 ways, for example, as 1210970401 + 723072100 = 34799^2 + 26890^2 .

It is a cyclic number.

It is not a de Polignac number, because 1934042501 - 2⁶ = 1934042437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1934042521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88556 + ... + 108213.

It is an arithmetic number, because the mean of its divisors is an integer number (483562275).

Almost surely, 2^1934042501 is an apocalyptic number.

It is an amenable number.

1934042501 is a deficient number, since it is larger than the sum of its proper divisors (206599).

1934042501 is an equidigital number, since it uses as much as digits as its factorization.

1934042501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206598.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1934042501 is about 43977.7500675057. The cubic root of 1934042501 is about 1245.9157364475.

Adding to 1934042501 its reverse (1052404391), we get a palindrome (2986446892).

The spelling of 1934042501 in words is "one billion, nine hundred thirty-four million, forty-two thousand, five hundred one".