1488354761 has 2 divisors, whose sum is σ = 1488354762. Its totient is φ = 1488354760.

The previous prime is 1488354757. The next prime is 1488354787. The reversal of 1488354761 is 1674538841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 952895161 + 535459600 = 30869^2 + 23140^2 .

It is an emirp because it is prime and its reverse (1674538841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1488354761 - 2² = 1488354757 is a prime.

It is not a weakly prime, because it can be changed into another prime (1488350761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 744177380 + 744177381.

It is an arithmetic number, because the mean of its divisors is an integer number (744177381).

Almost surely, 2^1488354761 is an apocalyptic number.

It is an amenable number.

1488354761 is a deficient number, since it is larger than the sum of its proper divisors (1).

1488354761 is an equidigital number, since it uses as much as digits as its factorization.

1488354761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 645120, while the sum is 47.

The square root of 1488354761 is about 38579.2011451767. The cubic root of 1488354761 is about 1141.7442164405.

The spelling of 1488354761 in words is "one billion, four hundred eighty-eight million, three hundred fifty-four thousand, seven hundred sixty-one".