151265140 has 36 divisors (see below), whose sum is σ = 343979244. Its totient is φ = 55850496.

The previous prime is 151265123. The next prime is 151265161. The reversal of 151265140 is 41562151.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 40678884 + 110586256 = 6378^2 + 10516^2 .

It is a super-2 number, since 2×151265140² = 45762285158439200, which contains 22 as substring.

It is a congruent number.

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, 18997 + ... + 25756.

It is an arithmetic number, because the mean of its divisors is an integer number (9554979).

Almost surely, 2^151265140 is an apocalyptic number.

151265140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151265140 is an abundant number, since it is smaller than the sum of its proper divisors (192714104).

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

151265140 is a wasteful number, since it uses less digits than its factorization.

151265140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44788 (or 44773 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 151265140 is about 12298.9893893767. The cubic root of 151265140 is about 532.8188954407.

The spelling of 151265140 in words is "one hundred fifty-one million, two hundred sixty-five thousand, one hundred forty".