140303052 has 36 divisors (see below), whose sum is σ = 359151520. Its totient is φ = 46174752.

The previous prime is 140303041. The next prime is 140303063. The reversal of 140303052 is 250303041.

140303052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (140303041) and next prime (140303063).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21823 + ... + 27510.

Almost surely, 2^140303052 is an apocalyptic number.

140303052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140303052 is an abundant number, since it is smaller than the sum of its proper divisors (218848468).

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

140303052 is a wasteful number, since it uses less digits than its factorization.

140303052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49422 (or 49417 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 140303052 is about 11844.9589277464. The cubic root of 140303052 is about 519.6238058171.

Adding to 140303052 its reverse (250303041), we get a palindrome (390606093).

The spelling of 140303052 in words is "one hundred forty million, three hundred three thousand, fifty-two".