1253542035 has 8 divisors (see below), whose sum is σ = 2005667280. Its totient is φ = 668555744.

The previous prime is 1253542019. The next prime is 1253542049. The reversal of 1253542035 is 5302453521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1253542035 - 2⁴ = 1253542019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1253541993 and 1253542011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41784720 + ... + 41784749.

It is an arithmetic number, because the mean of its divisors is an integer number (250708410).

Almost surely, 2^1253542035 is an apocalyptic number.

1253542035 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1253542035 is a deficient number, since it is larger than the sum of its proper divisors (752125245).

1253542035 is an equidigital number, since it uses as much as digits as its factorization.

1253542035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83569477.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 1253542035 is about 35405.3955633884. The cubic root of 1253542035 is about 1078.2338632185.

Adding to 1253542035 its reverse (5302453521), we get a palindrome (6555995556).

The spelling of 1253542035 in words is "one billion, two hundred fifty-three million, five hundred forty-two thousand, thirty-five".