1448513737 has 4 divisors (see below), whose sum is σ = 1580196816. Its totient is φ = 1316830660.

The previous prime is 1448513687. The next prime is 1448513761. The reversal of 1448513737 is 7373158441.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1448513737 - 2²³ = 1440125129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1448513693 and 1448513702.

It is not an unprimeable number, because it can be changed into a prime (1448511737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65841523 + ... + 65841544.

It is an arithmetic number, because the mean of its divisors is an integer number (395049204).

Almost surely, 2^1448513737 is an apocalyptic number.

It is an amenable number.

1448513737 is a deficient number, since it is larger than the sum of its proper divisors (131683079).

1448513737 is a wasteful number, since it uses less digits than its factorization.

1448513737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131683078.

The product of its digits is 282240, while the sum is 43.

The square root of 1448513737 is about 38059.3449365593. The cubic root of 1448513737 is about 1131.4643445496.

The spelling of 1448513737 in words is "one billion, four hundred forty-eight million, five hundred thirteen thousand, seven hundred thirty-seven".