126963976 has 8 divisors (see below), whose sum is σ = 238057470. Its totient is φ = 63481984.

The previous prime is 126963961. The next prime is 126964027. The reversal of 126963976 is 679369621.

It can be written as a sum of positive squares in only one way, i.e., 126023076 + 940900 = 11226^2 + 970^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×126963976² = 32239702403457152, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7935241 + ... + 7935256.

Almost surely, 2^126963976 is an apocalyptic number.

It is an amenable number.

126963976 is a deficient number, since it is larger than the sum of its proper divisors (111093494).

126963976 is a wasteful number, since it uses less digits than its factorization.

126963976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15870503 (or 15870499 counting only the distinct ones).

The product of its digits is 734832, while the sum is 49.

The square root of 126963976 is about 11267.8292496825. The cubic root of 126963976 is about 502.6050386428.

The spelling of 126963976 in words is "one hundred twenty-six million, nine hundred sixty-three thousand, nine hundred seventy-six".