1474616021 has 2 divisors, whose sum is σ = 1474616022. Its totient is φ = 1474616020.

The previous prime is 1474615999. The next prime is 1474616051. The reversal of 1474616021 is 1206164741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1210065796 + 264550225 = 34786^2 + 16265^2 .

It is an emirp because it is prime and its reverse (1206164741) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1474616021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1474616051) 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, 737308010 + 737308011.

It is an arithmetic number, because the mean of its divisors is an integer number (737308011).

Almost surely, 2^1474616021 is an apocalyptic number.

It is an amenable number.

1474616021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1474616021 is an equidigital number, since it uses as much as digits as its factorization.

1474616021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 1474616021 is about 38400.7294331761. The cubic root of 1474616021 is about 1138.2202713689.

The spelling of 1474616021 in words is "one billion, four hundred seventy-four million, six hundred sixteen thousand, twenty-one".