1149378637052 has 6 divisors (see below), whose sum is σ = 2011412614848. Its totient is φ = 574689318524.

The previous prime is 1149378637051. The next prime is 1149378637061. The reversal of 1149378637052 is 2507368739411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1149378637051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143672329628 + ... + 143672329635.

It is an arithmetic number, because the mean of its divisors is an integer number (335235435808).

It is a 1-persistent number, because it is pandigital, but 2⋅1149378637052 = 2298757274104 is not.

Almost surely, 2^{1149378637052} is an apocalyptic number.

It is an amenable number.

1149378637052 is a deficient number, since it is larger than the sum of its proper divisors (862033977796).

1149378637052 is a wasteful number, since it uses less digits than its factorization.

1149378637052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287344659267 (or 287344659265 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 56.

The spelling of 1149378637052 in words is "one trillion, one hundred forty-nine billion, three hundred seventy-eight million, six hundred thirty-seven thousand, fifty-two".