1349772537 has 8 divisors (see below), whose sum is σ = 1841550304. Its totient is φ = 878921568.

The previous prime is 1349772533. The next prime is 1349772539. The reversal of 1349772537 is 7352779431.

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

It is not a de Polignac number, because 1349772537 - 2² = 1349772533 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1349772533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5231548 + ... + 5231805.

It is an arithmetic number, because the mean of its divisors is an integer number (230193788).

Almost surely, 2^1349772537 is an apocalyptic number.

It is an amenable number.

1349772537 is a deficient number, since it is larger than the sum of its proper divisors (491777767).

1349772537 is a wasteful number, since it uses less digits than its factorization.

1349772537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10463399.

The product of its digits is 1111320, while the sum is 48.

The square root of 1349772537 is about 36739.2506319876. The cubic root of 1349772537 is about 1105.1473734495.

The spelling of 1349772537 in words is "one billion, three hundred forty-nine million, seven hundred seventy-two thousand, five hundred thirty-seven".