1358004494 has 16 divisors (see below), whose sum is σ = 2539645056. Its totient is φ = 529092600.

The previous prime is 1358004493. The next prime is 1358004497. The reversal of 1358004494 is 4944008531.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1358004491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4408952 + ... + 4409259.

It is an arithmetic number, because the mean of its divisors is an integer number (158727816).

Almost surely, 2^1358004494 is an apocalyptic number.

1358004494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1358004494 is a deficient number, since it is larger than the sum of its proper divisors (1181640562).

1358004494 is a wasteful number, since it uses less digits than its factorization.

1358004494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8818231.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 1358004494 is about 36851.1125205196. The cubic root of 1358004494 is about 1107.3895027059.

The spelling of 1358004494 in words is "one billion, three hundred fifty-eight million, four thousand, four hundred ninety-four".