126502140 has 24 divisors (see below), whose sum is σ = 354206160. Its totient is φ = 33733888.

The previous prime is 126502127. The next prime is 126502153. The reversal of 126502140 is 41205621.

It is an interprime number because it is at equal distance from previous prime (126502127) and next prime (126502153).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1054125 + ... + 1054244.

It is an arithmetic number, because the mean of its divisors is an integer number (14758590).

Almost surely, 2^126502140 is an apocalyptic number.

126502140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126502140 is an abundant number, since it is smaller than the sum of its proper divisors (227704020).

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

126502140 is a wasteful number, since it uses less digits than its factorization.

126502140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2108381 (or 2108379 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 126502140 is about 11247.3170134037. The cubic root of 126502140 is about 501.9948836269.

Adding to 126502140 its reverse (41205621), we get a palindrome (167707761).

The spelling of 126502140 in words is "one hundred twenty-six million, five hundred two thousand, one hundred forty".