1400148852 has 48 divisors (see below), whose sum is σ = 3454692864. Its totient is φ = 440640000.

The previous prime is 1400148787. The next prime is 1400148877. The reversal of 1400148852 is 2588410041.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30649 + ... + 61152.

It is an arithmetic number, because the mean of its divisors is an integer number (71972768).

Almost surely, 2^1400148852 is an apocalyptic number.

1400148852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1400148852 is an abundant number, since it is smaller than the sum of its proper divisors (2054544012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1400148852 is a wasteful number, since it uses less digits than its factorization.

1400148852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91880 (or 91878 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 33.

The square root of 1400148852 is about 37418.5629333891. The cubic root of 1400148852 is about 1118.7285880779.

Adding to 1400148852 its reverse (2588410041), we get a palindrome (3988558893).

The spelling of 1400148852 in words is "one billion, four hundred million, one hundred forty-eight thousand, eight hundred fifty-two".