1339497050 has 24 divisors (see below), whose sum is σ = 2492713596. Its totient is φ = 535530240.

The previous prime is 1339496981. The next prime is 1339497053. The reversal of 1339497050 is 507949331.

It can be written as a sum of positive squares in 6 ways, for example, as 598731961 + 740765089 = 24469^2 + 27217^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1339496989 and 1339497007.

It is not an unprimeable number, because it can be changed into a prime (1339497053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116354 + ... + 127346.

Almost surely, 2^1339497050 is an apocalyptic number.

1339497050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1339497050 is a deficient number, since it is larger than the sum of its proper divisors (1153216546).

1339497050 is a wasteful number, since it uses less digits than its factorization.

1339497050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13442 (or 13437 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 41.

The square root of 1339497050 is about 36599.1400172190. The cubic root of 1339497050 is about 1102.3358215564.

The spelling of 1339497050 in words is "one billion, three hundred thirty-nine million, four hundred ninety-seven thousand, fifty".