1478701541 has 2 divisors, whose sum is σ = 1478701542. Its totient is φ = 1478701540.

The previous prime is 1478701529. The next prime is 1478701573. The reversal of 1478701541 is 1451078741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1434212641 + 44488900 = 37871^2 + 6670^2 .

It is a cyclic number.

It is not a de Polignac number, because 1478701541 - 2¹⁸ = 1478439397 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1478701495 and 1478701504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1478707541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 739350770 + 739350771.

It is an arithmetic number, because the mean of its divisors is an integer number (739350771).

Almost surely, 2^1478701541 is an apocalyptic number.

It is an amenable number.

1478701541 is a deficient number, since it is larger than the sum of its proper divisors (1).

1478701541 is an equidigital number, since it uses as much as digits as its factorization.

1478701541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31360, while the sum is 38.

The square root of 1478701541 is about 38453.8885029850. Note that the first 3 decimals coincide. The cubic root of 1478701541 is about 1139.2704732822.

The spelling of 1478701541 in words is "one billion, four hundred seventy-eight million, seven hundred one thousand, five hundred forty-one".