127742150 has 12 divisors (see below), whose sum is σ = 237600492. Its totient is φ = 51096840.

The previous prime is 127742119. The next prime is 127742171. The reversal of 127742150 is 51247721.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1277372 + ... + 1277471.

It is an arithmetic number, because the mean of its divisors is an integer number (19800041).

Almost surely, 2^127742150 is an apocalyptic number.

127742150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

127742150 is a deficient number, since it is larger than the sum of its proper divisors (109858342).

127742150 is a wasteful number, since it uses less digits than its factorization.

127742150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2554855 (or 2554850 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 29.

The square root of 127742150 is about 11302.3072865676. The cubic root of 127742150 is about 503.6297855488.

Adding to 127742150 its reverse (51247721), we get a palindrome (178989871).

The spelling of 127742150 in words is "one hundred twenty-seven million, seven hundred forty-two thousand, one hundred fifty".