3155450253 has 8 divisors (see below), whose sum is σ = 4207606368. Its totient is φ = 2103463824.

The previous prime is 3155450239. The next prime is 3155450269. The reversal of 3155450253 is 3520545513.

It is a happy number.

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

It is not a de Polignac number, because 3155450253 - 2²¹ = 3153353101 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3155450203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10350 + ... + 80112.

It is an arithmetic number, because the mean of its divisors is an integer number (525950796).

Almost surely, 2^3155450253 is an apocalyptic number.

It is an amenable number.

3155450253 is a deficient number, since it is larger than the sum of its proper divisors (1052156115).

3155450253 is a wasteful number, since it uses less digits than its factorization.

3155450253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84843.

The product of its (nonzero) digits is 45000, while the sum is 33.

The square root of 3155450253 is about 56173.3945297950. The cubic root of 3155450253 is about 1466.7421725992.

Adding to 3155450253 its reverse (3520545513), we get a palindrome (6675995766).

The spelling of 3155450253 in words is "three billion, one hundred fifty-five million, four hundred fifty thousand, two hundred fifty-three".