1487973101 has 2 divisors, whose sum is σ = 1487973102. Its totient is φ = 1487973100.

The previous prime is 1487973083. The next prime is 1487973103. The reversal of 1487973101 is 1013797841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1423251076 + 64722025 = 37726^2 + 8045^2 .

It is a cyclic number.

It is not a de Polignac number, because 1487973101 - 2¹⁰ = 1487972077 is a prime.

Together with 1487973103, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1487973103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 743986550 + 743986551.

It is an arithmetic number, because the mean of its divisors is an integer number (743986551).

Almost surely, 2^1487973101 is an apocalyptic number.

It is an amenable number.

1487973101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1487973101 is an equidigital number, since it uses as much as digits as its factorization.

1487973101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 41.

The square root of 1487973101 is about 38574.2543803506. The cubic root of 1487973101 is about 1141.6466153037.

The spelling of 1487973101 in words is "one billion, four hundred eighty-seven million, nine hundred seventy-three thousand, one hundred one".