1351422523 has 8 divisors (see below), whose sum is σ = 1538378496. Its totient is φ = 1175149800.

The previous prime is 1351422509. The next prime is 1351422623. The reversal of 1351422523 is 3252241531.

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

It is not a de Polignac number, because 1351422523 - 2⁵ = 1351422491 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1351422491 and 1351422500.

It is not an unprimeable number, because it can be changed into a prime (1351422323) 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, 2670543 + ... + 2671048.

It is an arithmetic number, because the mean of its divisors is an integer number (192297312).

Almost surely, 2^1351422523 is an apocalyptic number.

1351422523 is a deficient number, since it is larger than the sum of its proper divisors (186955973).

1351422523 is a wasteful number, since it uses less digits than its factorization.

1351422523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5341625.

The product of its digits is 7200, while the sum is 28.

The square root of 1351422523 is about 36761.6991310249. The cubic root of 1351422523 is about 1105.5975073625.

The spelling of 1351422523 in words is "one billion, three hundred fifty-one million, four hundred twenty-two thousand, five hundred twenty-three".