1487450477 has 8 divisors (see below), whose sum is σ = 1503558336. Its totient is φ = 1471358592.

The previous prime is 1487450443. The next prime is 1487450507. The reversal of 1487450477 is 7740547841.

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

It is a cyclic number.

It is not a de Polignac number, because 1487450477 - 2¹⁴ = 1487434093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1487450077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 334088 + ... + 338510.

It is an arithmetic number, because the mean of its divisors is an integer number (187944792).

Almost surely, 2^1487450477 is an apocalyptic number.

It is an amenable number.

1487450477 is a deficient number, since it is larger than the sum of its proper divisors (16107859).

1487450477 is an equidigital number, since it uses as much as digits as its factorization.

1487450477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7987.

The product of its (nonzero) digits is 878080, while the sum is 47.

The square root of 1487450477 is about 38567.4795261500. The cubic root of 1487450477 is about 1141.5129386513.

The spelling of 1487450477 in words is "one billion, four hundred eighty-seven million, four hundred fifty thousand, four hundred seventy-seven".