53151403 has 8 divisors (see below), whose sum is σ = 55065600. Its totient is φ = 51242688.

The previous prime is 53151377. The next prime is 53151409. The reversal of 53151403 is 30415135.

It is a happy number.

53151403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 53151403 - 2²¹ = 51054251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53151409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36375 + ... + 37807.

It is an arithmetic number, because the mean of its divisors is an integer number (6883200).

Almost surely, 2^53151403 is an apocalyptic number.

53151403 is a deficient number, since it is larger than the sum of its proper divisors (1914197).

53151403 is a wasteful number, since it uses less digits than its factorization.

53151403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2741.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 53151403 is about 7290.5008744256. The cubic root of 53151403 is about 375.9859164598.

Adding to 53151403 its reverse (30415135), we get a palindrome (83566538).

The spelling of 53151403 in words is "fifty-three million, one hundred fifty-one thousand, four hundred three".