1235052051 has 4 divisors (see below), whose sum is σ = 1646736072. Its totient is φ = 823368032.

The previous prime is 1235052001. The next prime is 1235052053. The reversal of 1235052051 is 1502505321.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1235052051 - 2¹⁴ = 1235035667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1235052053) 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, 205842006 + ... + 205842011.

It is an arithmetic number, because the mean of its divisors is an integer number (411684018).

Almost surely, 2^1235052051 is an apocalyptic number.

1235052051 is a deficient number, since it is larger than the sum of its proper divisors (411684021).

1235052051 is an equidigital number, since it uses as much as digits as its factorization.

1235052051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411684020.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 1235052051 is about 35143.3073429352. The cubic root of 1235052051 is about 1072.9061970056.

Adding to 1235052051 its reverse (1502505321), we get a palindrome (2737557372).

The spelling of 1235052051 in words is "one billion, two hundred thirty-five million, fifty-two thousand, fifty-one".