1478478153241 has 2 divisors, whose sum is σ = 1478478153242. Its totient is φ = 1478478153240.

The previous prime is 1478478153221. The next prime is 1478478153253. The reversal of 1478478153241 is 1423518748741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1176660867600 + 301817285641 = 1084740^2 + 549379^2 .

It is a cyclic number.

It is not a de Polignac number, because 1478478153241 - 2²¹ = 1478476056089 is a prime.

It is a super-2 number, since 2×1478478153241² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1478478153221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 739239076620 + 739239076621.

It is an arithmetic number, because the mean of its divisors is an integer number (739239076621).

Almost surely, 2^{1478478153241} is an apocalyptic number.

It is an amenable number.

1478478153241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1478478153241 is an equidigital number, since it uses as much as digits as its factorization.

1478478153241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6021120, while the sum is 55.

The spelling of 1478478153241 in words is "one trillion, four hundred seventy-eight billion, four hundred seventy-eight million, one hundred fifty-three thousand, two hundred forty-one".