1475113421 has 2 divisors, whose sum is σ = 1475113422. Its totient is φ = 1475113420.

The previous prime is 1475113411. The next prime is 1475113427. The reversal of 1475113421 is 1243115741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 926898025 + 548215396 = 30445^2 + 23414^2 .

It is a cyclic number.

It is not a de Polignac number, because 1475113421 - 2²² = 1470919117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1475113427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 737556710 + 737556711.

It is an arithmetic number, because the mean of its divisors is an integer number (737556711).

Almost surely, 2^1475113421 is an apocalyptic number.

It is an amenable number.

1475113421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1475113421 is an equidigital number, since it uses as much as digits as its factorization.

1475113421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3360, while the sum is 29.

The square root of 1475113421 is about 38407.2053266051. The cubic root of 1475113421 is about 1138.3482339732.

The spelling of 1475113421 in words is "one billion, four hundred seventy-five million, one hundred thirteen thousand, four hundred twenty-one".