1019297349 has 24 divisors (see below), whose sum is σ = 1728130560. Its totient is φ = 566712288.

The previous prime is 1019297341. The next prime is 1019297369. The reversal of 1019297349 is 9437929101.

1019297349 is a `hidden beast` number, since 1 + 0 + 19 + 297 + 349 = 666.

1019297349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1019297349 - 2³ = 1019297341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1019297341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 216309 + ... + 220970.

It is an arithmetic number, because the mean of its divisors is an integer number (72005440).

Almost surely, 2^1019297349 is an apocalyptic number.

It is an amenable number.

1019297349 is a deficient number, since it is larger than the sum of its proper divisors (708833211).

1019297349 is a wasteful number, since it uses less digits than its factorization.

1019297349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437329 (or 437326 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 45.

The square root of 1019297349 is about 31926.4365221050. The cubic root of 1019297349 is about 1006.3915112169.

It can be divided in two parts, 101929 and 7349, that added together give a triangular number (109278 = T₄₆₇).

The spelling of 1019297349 in words is "one billion, nineteen million, two hundred ninety-seven thousand, three hundred forty-nine".