1960138 has 4 divisors (see below), whose sum is σ = 2940210. Its totient is φ = 980068.

The previous prime is 1960121. The next prime is 1960141. The reversal of 1960138 is 8310691.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1896129 + 64009 = 1377^2 + 253^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490033 + ... + 490036.

2^1960138 is an apocalyptic number.

1960138 is a deficient number, since it is larger than the sum of its proper divisors (980072).

1960138 is an equidigital number, since it uses as much as digits as its factorization.

1960138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 980071.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 1960138 is about 1400.0492848468. The cubic root of 1960138 is about 125.1494319562.

It can be divided in two parts, 1960 and 138, that multiplied together give a triangular number (270480 = T₇₃₅).

The spelling of 1960138 in words is "one million, nine hundred sixty thousand, one hundred thirty-eight".