2051235124 has 6 divisors (see below), whose sum is σ = 3589661474. Its totient is φ = 1025617560.

The previous prime is 2051235091. The next prime is 2051235161. The reversal of 2051235124 is 4215321502.

It can be written as a sum of positive squares in only one way, i.e., 1987554724 + 63680400 = 44582^2 + 7980^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256404387 + ... + 256404394.

Almost surely, 2^2051235124 is an apocalyptic number.

It is an amenable number.

2051235124 is a deficient number, since it is larger than the sum of its proper divisors (1538426350).

2051235124 is a wasteful number, since it uses less digits than its factorization.

2051235124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512808785 (or 512808783 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 2051235124 is about 45290.5632996544. The cubic root of 2051235124 is about 1270.5891667758.

Adding to 2051235124 its reverse (4215321502), we get a palindrome (6266556626).

The spelling of 2051235124 in words is "two billion, fifty-one million, two hundred thirty-five thousand, one hundred twenty-four".