1294065949 has 4 divisors (see below), whose sum is σ = 1411708320. Its totient is φ = 1176423580.

The previous prime is 1294065931. The next prime is 1294065961. The reversal of 1294065949 is 9495604921.

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 1294065949 - 2¹⁷ = 1293934877 is a prime.

It is a super-2 number, since 2×1294065949² = 3349213360722541202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1294065979) 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, 58821169 + ... + 58821190.

It is an arithmetic number, because the mean of its divisors is an integer number (352927080).

Almost surely, 2^1294065949 is an apocalyptic number.

It is an amenable number.

1294065949 is a deficient number, since it is larger than the sum of its proper divisors (117642371).

1294065949 is a wasteful number, since it uses less digits than its factorization.

1294065949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117642370.

The product of its (nonzero) digits is 699840, while the sum is 49.

The square root of 1294065949 is about 35973.1281514410. The cubic root of 1294065949 is about 1089.7297394092.

The spelling of 1294065949 in words is "one billion, two hundred ninety-four million, sixty-five thousand, nine hundred forty-nine".